diff --git a/package-lock.json b/package-lock.json
index f00d1f2..a392cd4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3610,6 +3610,12 @@
         "minimist": "^1.2.0"
       }
     },
+    "@colors/colors": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.5.0.tgz",
+      "integrity": "sha512-ooWCrlZP11i8GImSjTHYHLkvFDP48nS4+204nGb1RiX/WXYHmJA2III9/e2DWVabCESdW7hBAEzHRqUn9OUVvQ==",
+      "dev": true
+    },
     "@istanbuljs/schema": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/@istanbuljs/schema/-/schema-0.1.2.tgz",
@@ -4084,6 +4090,12 @@
         }
       }
     },
+    "@socket.io/component-emitter": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/@socket.io/component-emitter/-/component-emitter-3.1.0.tgz",
+      "integrity": "sha512-+9jVqKhRSpsc591z5vX+X5Yyw+he/HCB4iQ/RYxw35CEPaY1gnsNE43nf9n9AaYjAQrTiI/mOwKUKdUs9vf7Xg==",
+      "dev": true
+    },
     "@types/babel__core": {
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.1.3.tgz",
@@ -4125,6 +4137,18 @@
         "@babel/types": "^7.3.0"
       }
     },
+    "@types/cookie": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/@types/cookie/-/cookie-0.4.1.tgz",
+      "integrity": "sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q==",
+      "dev": true
+    },
+    "@types/cors": {
+      "version": "2.8.12",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.12.tgz",
+      "integrity": "sha512-vt+kDhq/M2ayberEtJcIN/hxXy1Pk+59g2FV/ZQceeaTyCtCucjL2Q7FXlFjtWn4n15KCr1NE2lNNFhp0lEThw==",
+      "dev": true
+    },
     "@types/glob": {
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.1.3.tgz",
@@ -7390,7 +7414,7 @@
         "ms": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
           "dev": true
         }
       }
@@ -7592,6 +7616,16 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
       "dev": true
     },
+    "cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "dev": true,
+      "requires": {
+        "object-assign": "^4",
+        "vary": "^1"
+      }
+    },
     "cosmiconfig": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/cosmiconfig/-/cosmiconfig-5.2.1.tgz",
@@ -7972,7 +8006,7 @@
     "custom-event": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/custom-event/-/custom-event-1.0.1.tgz",
-      "integrity": "sha1-XQKkaFCt8bSjF5RqOSj8y1v9BCU=",
+      "integrity": "sha512-GAj5FOq0Hd+RsCGVJxZuKaIDXDf3h6GQoNEjFgbLLI/trgtavwUbSnZ5pVfg27DVCaWjIohryS0JFwIJyT2cMg==",
       "dev": true
     },
     "cyclist": {
@@ -8031,9 +8065,9 @@
       }
     },
     "date-format": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/date-format/-/date-format-3.0.0.tgz",
-      "integrity": "sha512-eyTcpKOcamdhWJXj56DpQMo1ylSQpcGtGKXcU0Tb97+K56/CF5amAqqqNj0+KvA0iw2ynxtHWFsPDSClCxe48w==",
+      "version": "4.0.13",
+      "resolved": "https://registry.npmjs.org/date-format/-/date-format-4.0.13.tgz",
+      "integrity": "sha512-bnYCwf8Emc3pTD8pXnre+wfnjGtfi5ncMDKy7+cWZXbmRAsdWkOQHrfC1yz/KiwP5thDp2kCHWYWKBX4HP1hoQ==",
       "dev": true
     },
     "debug": {
@@ -8262,7 +8296,7 @@
     "di": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/di/-/di-0.0.1.tgz",
-      "integrity": "sha1-gGZJMmzqp8qjMG112YXqJ0i6kTw=",
+      "integrity": "sha512-uJaamHkagcZtHPqCIHZxnFrXlunQXgBOsZSUOWwFw31QJCAbyTBoHMW75YOTur5ZNx8pIeAKgf6GWIgaqqiLhA==",
       "dev": true
     },
     "diff": {
@@ -8341,7 +8375,7 @@
     "dom-serialize": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/dom-serialize/-/dom-serialize-2.2.1.tgz",
-      "integrity": "sha1-ViromZ9Evl6jB29UGdzVnrQ6yVs=",
+      "integrity": "sha512-Yra4DbvoW7/Z6LBN560ZwXMjoNOSAN2wRsKFGc4iBeso+mpIA6qj1vfdf9HpMaKAqG6wXTy+1SYEzmNpKXOSsQ==",
       "dev": true,
       "requires": {
         "custom-event": "~1.0.0",
@@ -8665,7 +8699,7 @@
     "ent": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/ent/-/ent-2.2.0.tgz",
-      "integrity": "sha1-6WQhkyWiHQX0RGai9obtbOX13R0=",
+      "integrity": "sha512-GHrMyVZQWvTIdDtpiEXdHZnFQKzeO09apj8Cbl4pKWy4i0Oprcq17usfDt5aO63swf0JOeMWjWQE/LzgSRuWpA==",
       "dev": true
     },
     "entities": {
@@ -9503,9 +9537,9 @@
       }
     },
     "flatted": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/flatted/-/flatted-2.0.2.tgz",
-      "integrity": "sha512-r5wGx7YeOwNWNlCA0wQ86zKyDLMQr+/RB8xy74M4hTphfmjlijTSSXGuH8rnvKZnfT9i+75zmd8jcKdMR4O6jA==",
+      "version": "3.2.7",
+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.7.tgz",
+      "integrity": "sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==",
       "dev": true
     },
     "flush-write-stream": {
@@ -10763,9 +10797,9 @@
       "dev": true
     },
     "isbinaryfile": {
-      "version": "4.0.6",
-      "resolved": "https://registry.npmjs.org/isbinaryfile/-/isbinaryfile-4.0.6.tgz",
-      "integrity": "sha512-ORrEy+SNVqUhrCaal4hA4fBzhggQQ+BaLntyPOdoEiwlKZW9BZiJXjg3RMiruE4tPEI3pyVPpySHQF/dKWperg==",
+      "version": "4.0.10",
+      "resolved": "https://registry.npmjs.org/isbinaryfile/-/isbinaryfile-4.0.10.tgz",
+      "integrity": "sha512-iHrqe5shvBUcFbmZq9zOQHBoeOhZJu6RQGrDpBgenUm/Am+F3JM2MgQj+rK3Z601fzrL5gLZWtAPH2OBaSVcyw==",
       "dev": true
     },
     "isexe": {
@@ -12809,41 +12843,41 @@
       }
     },
     "karma": {
-      "version": "5.1.1",
-      "resolved": "https://registry.npmjs.org/karma/-/karma-5.1.1.tgz",
-      "integrity": "sha512-xAlOr5PMqUbiKXSv5PCniHWV3aiwj6wIZ0gUVcwpTCPVQm/qH2WAMFWxtnpM6KJqhkRWrIpovR4Rb0rn8GtJzQ==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/karma/-/karma-6.4.1.tgz",
+      "integrity": "sha512-Cj57NKOskK7wtFWSlMvZf459iX+kpYIPXmkNUzP2WAFcA7nhr/ALn5R7sw3w+1udFDcpMx/tuB8d5amgm3ijaA==",
       "dev": true,
       "requires": {
+        "@colors/colors": "1.5.0",
         "body-parser": "^1.19.0",
         "braces": "^3.0.2",
-        "chokidar": "^3.0.0",
-        "colors": "^1.4.0",
+        "chokidar": "^3.5.1",
         "connect": "^3.7.0",
         "di": "^0.0.1",
         "dom-serialize": "^2.2.1",
-        "flatted": "^2.0.2",
-        "glob": "^7.1.6",
-        "graceful-fs": "^4.2.4",
+        "glob": "^7.1.7",
+        "graceful-fs": "^4.2.6",
         "http-proxy": "^1.18.1",
-        "isbinaryfile": "^4.0.6",
-        "lodash": "^4.17.15",
-        "log4js": "^6.2.1",
-        "mime": "^2.4.5",
+        "isbinaryfile": "^4.0.8",
+        "lodash": "^4.17.21",
+        "log4js": "^6.4.1",
+        "mime": "^2.5.2",
         "minimatch": "^3.0.4",
+        "mkdirp": "^0.5.5",
         "qjobs": "^1.2.0",
         "range-parser": "^1.2.1",
         "rimraf": "^3.0.2",
-        "socket.io": "^2.3.0",
+        "socket.io": "^4.4.1",
         "source-map": "^0.6.1",
-        "tmp": "0.2.1",
-        "ua-parser-js": "0.7.21",
-        "yargs": "^15.3.1"
+        "tmp": "^0.2.1",
+        "ua-parser-js": "^0.7.30",
+        "yargs": "^16.1.1"
       },
       "dependencies": {
         "ansi-regex": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
-          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
+          "version": "5.0.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
+          "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
           "dev": true
         },
         "ansi-styles": {
@@ -12855,12 +12889,6 @@
             "color-convert": "^2.0.1"
           }
         },
-        "base64-arraybuffer": {
-          "version": "0.1.4",
-          "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz",
-          "integrity": "sha1-mBjHngWbE1X5fgQooBfIOOkLqBI=",
-          "dev": true
-        },
         "base64id": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
@@ -12868,14 +12896,14 @@
           "dev": true
         },
         "cliui": {
-          "version": "6.0.0",
-          "resolved": "https://registry.npmjs.org/cliui/-/cliui-6.0.0.tgz",
-          "integrity": "sha512-t6wbgtoCXvAzst7QgXxJYqPt0usEfbgQdftEPbLL/cvv6HPE5VgvqCuAIDR0NgU52ds6rFwqrgakNLrHEjCbrQ==",
+          "version": "7.0.4",
+          "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
+          "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==",
           "dev": true,
           "requires": {
             "string-width": "^4.2.0",
             "strip-ansi": "^6.0.0",
-            "wrap-ansi": "^6.2.0"
+            "wrap-ansi": "^7.0.0"
           }
         },
         "color-convert": {
@@ -12894,77 +12922,43 @@
           "dev": true
         },
         "cookie": {
-          "version": "0.4.1",
-          "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.1.tgz",
-          "integrity": "sha512-ZwrFkGJxUR3EIoXtO+yVE69Eb7KlixbaeAWfBQB9vVsNn/o+Yw69gBWSSDK825hQNdN+wF8zELf3dFNl/kxkUA==",
+          "version": "0.4.2",
+          "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+          "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA==",
           "dev": true
         },
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
         "engine.io": {
-          "version": "3.5.0",
-          "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.5.0.tgz",
-          "integrity": "sha512-21HlvPUKaitDGE4GXNtQ7PLP0Sz4aWLddMPw2VTyFz1FVZqu/kZsJUO8WNpKuE/OCL7nkfRaOui2ZCJloGznGA==",
+          "version": "6.2.0",
+          "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.2.0.tgz",
+          "integrity": "sha512-4KzwW3F3bk+KlzSOY57fj/Jx6LyRQ1nbcyIadehl+AnXjKT7gDO0ORdRi/84ixvMKTym6ZKuxvbzN62HDDU1Lg==",
           "dev": true,
           "requires": {
+            "@types/cookie": "^0.4.1",
+            "@types/cors": "^2.8.12",
+            "@types/node": ">=10.0.0",
             "accepts": "~1.3.4",
             "base64id": "2.0.0",
             "cookie": "~0.4.1",
-            "debug": "~4.1.0",
-            "engine.io-parser": "~2.2.0",
-            "ws": "~7.4.2"
-          }
-        },
-        "engine.io-client": {
-          "version": "3.5.0",
-          "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.5.0.tgz",
-          "integrity": "sha512-12wPRfMrugVw/DNyJk34GQ5vIVArEcVMXWugQGGuw2XxUSztFNmJggZmv8IZlLyEdnpO1QB9LkcjeWewO2vxtA==",
-          "dev": true,
-          "requires": {
-            "component-emitter": "~1.3.0",
-            "component-inherit": "0.0.3",
-            "debug": "~3.1.0",
-            "engine.io-parser": "~2.2.0",
-            "has-cors": "1.1.0",
-            "indexof": "0.0.1",
-            "parseqs": "0.0.6",
-            "parseuri": "0.0.6",
-            "ws": "~7.4.2",
-            "xmlhttprequest-ssl": "~1.5.4",
-            "yeast": "0.1.2"
-          },
-          "dependencies": {
-            "debug": {
-              "version": "3.1.0",
-              "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-              "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
-              "dev": true,
-              "requires": {
-                "ms": "2.0.0"
-              }
-            }
+            "cors": "~2.8.5",
+            "debug": "~4.3.1",
+            "engine.io-parser": "~5.0.3",
+            "ws": "~8.2.3"
           }
         },
         "engine.io-parser": {
-          "version": "2.2.1",
-          "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-2.2.1.tgz",
-          "integrity": "sha512-x+dN/fBH8Ro8TFwJ+rkB2AmuVw9Yu2mockR/p3W8f8YtExwFgDvBDi0GWyb4ZLkpahtDGZgtr3zLovanJghPqg==",
-          "dev": true,
-          "requires": {
-            "after": "0.8.2",
-            "arraybuffer.slice": "~0.0.7",
-            "base64-arraybuffer": "0.1.4",
-            "blob": "0.0.5",
-            "has-binary2": "~1.0.2"
-          }
-        },
-        "find-up": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/find-up/-/find-up-4.1.0.tgz",
-          "integrity": "sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==",
-          "dev": true,
-          "requires": {
-            "locate-path": "^5.0.0",
-            "path-exists": "^4.0.0"
-          }
+          "version": "5.0.4",
+          "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-5.0.4.tgz",
+          "integrity": "sha512-+nVFp+5z1E3HcToEnO7ZIj3g+3k9389DvWtvJZz0T6/eOCPIyyxehFcedoYrZQrp0LgQbD9pPXhpMBKMd5QURg==",
+          "dev": true
         },
         "get-caller-file": {
           "version": "2.0.5",
@@ -12973,23 +12967,34 @@
           "dev": true
         },
         "glob": {
-          "version": "7.1.6",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
-          "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
+          "version": "7.2.3",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
+          "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
           "dev": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
             "inherits": "2",
-            "minimatch": "^3.0.4",
+            "minimatch": "^3.1.1",
             "once": "^1.3.0",
             "path-is-absolute": "^1.0.0"
+          },
+          "dependencies": {
+            "minimatch": {
+              "version": "3.1.2",
+              "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
+              "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
+              "dev": true,
+              "requires": {
+                "brace-expansion": "^1.1.7"
+              }
+            }
           }
         },
         "graceful-fs": {
-          "version": "4.2.4",
-          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.4.tgz",
-          "integrity": "sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==",
+          "version": "4.2.10",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.10.tgz",
+          "integrity": "sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==",
           "dev": true
         },
         "is-fullwidth-code-point": {
@@ -12998,66 +13003,33 @@
           "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
           "dev": true
         },
-        "isarray": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
-          "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=",
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
           "dev": true
         },
-        "locate-path": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-5.0.0.tgz",
-          "integrity": "sha512-t7hw9pI+WvuwNJXwk5zVHpyhIqzg2qTlklJOf0mVxGSbe3Fp2VieZcduNYjaLDoy6p9uGpQEGWG87WpMKlNq8g==",
-          "dev": true,
-          "requires": {
-            "p-locate": "^4.1.0"
-          }
-        },
         "mime": {
-          "version": "2.5.0",
-          "resolved": "https://registry.npmjs.org/mime/-/mime-2.5.0.tgz",
-          "integrity": "sha512-ft3WayFSFUVBuJj7BMLKAQcSlItKtfjsKDDsii3rqFDAZ7t11zRe8ASw/GlmivGwVUYtwkQrxiGGpL6gFvB0ag==",
+          "version": "2.6.0",
+          "resolved": "https://registry.npmjs.org/mime/-/mime-2.6.0.tgz",
+          "integrity": "sha512-USPkMeET31rOMiarsBNIHZKLGgvKc/LrjofAnBlOttf5ajRvqiRA8QsenbcooctK6d6Ts6aqZXBA+XbkKthiQg==",
           "dev": true
         },
-        "ms": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+        "minimist": {
+          "version": "1.2.6",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
+          "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==",
           "dev": true
         },
-        "p-locate": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-4.1.0.tgz",
-          "integrity": "sha512-R79ZZ/0wAxKGu3oYMlz8jy/kbhsNrS7SKZ7PxEHBgJ5+F2mtFW2fK2cOtBh1cHYkQsbzFV7I+EoRKe6Yt0oK7A==",
+        "mkdirp": {
+          "version": "0.5.6",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+          "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
           "dev": true,
           "requires": {
-            "p-limit": "^2.2.0"
+            "minimist": "^1.2.6"
           }
         },
-        "parseqs": {
-          "version": "0.0.6",
-          "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.6.tgz",
-          "integrity": "sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w==",
-          "dev": true
-        },
-        "parseuri": {
-          "version": "0.0.6",
-          "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.6.tgz",
-          "integrity": "sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow==",
-          "dev": true
-        },
-        "path-exists": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz",
-          "integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==",
-          "dev": true
-        },
-        "require-main-filename": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-2.0.0.tgz",
-          "integrity": "sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==",
-          "dev": true
-        },
         "rimraf": {
           "version": "3.0.2",
           "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
@@ -13068,77 +13040,33 @@
           }
         },
         "socket.io": {
-          "version": "2.4.1",
-          "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-2.4.1.tgz",
-          "integrity": "sha512-Si18v0mMXGAqLqCVpTxBa8MGqriHGQh8ccEOhmsmNS3thNCGBwO8WGrwMibANsWtQQ5NStdZwHqZR3naJVFc3w==",
+          "version": "4.5.2",
+          "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.5.2.tgz",
+          "integrity": "sha512-6fCnk4ARMPZN448+SQcnn1u8OHUC72puJcNtSgg2xS34Cu7br1gQ09YKkO1PFfDn/wyUE9ZgMAwosJed003+NQ==",
           "dev": true,
           "requires": {
-            "debug": "~4.1.0",
-            "engine.io": "~3.5.0",
-            "has-binary2": "~1.0.2",
-            "socket.io-adapter": "~1.1.0",
-            "socket.io-client": "2.4.0",
-            "socket.io-parser": "~3.4.0"
+            "accepts": "~1.3.4",
+            "base64id": "~2.0.0",
+            "debug": "~4.3.2",
+            "engine.io": "~6.2.0",
+            "socket.io-adapter": "~2.4.0",
+            "socket.io-parser": "~4.2.0"
           }
         },
-        "socket.io-client": {
+        "socket.io-adapter": {
           "version": "2.4.0",
-          "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-2.4.0.tgz",
-          "integrity": "sha512-M6xhnKQHuuZd4Ba9vltCLT9oa+YvTsP8j9NcEiLElfIg8KeYPyhWOes6x4t+LTAC8enQbE/995AdTem2uNyKKQ==",
-          "dev": true,
-          "requires": {
-            "backo2": "1.0.2",
-            "component-bind": "1.0.0",
-            "component-emitter": "~1.3.0",
-            "debug": "~3.1.0",
-            "engine.io-client": "~3.5.0",
-            "has-binary2": "~1.0.2",
-            "indexof": "0.0.1",
-            "parseqs": "0.0.6",
-            "parseuri": "0.0.6",
-            "socket.io-parser": "~3.3.0",
-            "to-array": "0.1.4"
-          },
-          "dependencies": {
-            "debug": {
-              "version": "3.1.0",
-              "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-              "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
-              "dev": true,
-              "requires": {
-                "ms": "2.0.0"
-              }
-            },
-            "socket.io-parser": {
-              "version": "3.3.2",
-              "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.3.2.tgz",
-              "integrity": "sha512-FJvDBuOALxdCI9qwRrO/Rfp9yfndRtc1jSgVgV8FDraihmSP/MLGD5PEuJrNfjALvcQ+vMDM/33AWOYP/JSjDg==",
-              "dev": true,
-              "requires": {
-                "component-emitter": "~1.3.0",
-                "debug": "~3.1.0",
-                "isarray": "2.0.1"
-              }
-            }
-          }
+          "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.4.0.tgz",
+          "integrity": "sha512-W4N+o69rkMEGVuk2D/cvca3uYsvGlMwsySWV447y99gUPghxq42BxqLNMndb+a1mm/5/7NeXVQS7RLa2XyXvYg==",
+          "dev": true
         },
         "socket.io-parser": {
-          "version": "3.4.1",
-          "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.4.1.tgz",
-          "integrity": "sha512-11hMgzL+WCLWf1uFtHSNvliI++tcRUWdoeYuwIl+Axvwy9z2gQM+7nJyN3STj1tLj5JyIUH8/gpDGxzAlDdi0A==",
+          "version": "4.2.1",
+          "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.2.1.tgz",
+          "integrity": "sha512-V4GrkLy+HeF1F/en3SpUaM+7XxYXpuMUWLGde1kSSh5nQMN4hLrbPIkD+otwh6q9R6NOQBN4AMaOZ2zVjui82g==",
           "dev": true,
           "requires": {
-            "component-emitter": "1.2.1",
-            "debug": "~4.1.0",
-            "isarray": "2.0.1"
-          },
-          "dependencies": {
-            "component-emitter": {
-              "version": "1.2.1",
-              "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-              "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY=",
-              "dev": true
-            }
+            "@socket.io/component-emitter": "~3.1.0",
+            "debug": "~4.3.1"
           }
         },
         "source-map": {
@@ -13148,23 +13076,23 @@
           "dev": true
         },
         "string-width": {
-          "version": "4.2.0",
-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
-          "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==",
+          "version": "4.2.3",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
+          "integrity": "sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==",
           "dev": true,
           "requires": {
             "emoji-regex": "^8.0.0",
             "is-fullwidth-code-point": "^3.0.0",
-            "strip-ansi": "^6.0.0"
+            "strip-ansi": "^6.0.1"
           }
         },
         "strip-ansi": {
-          "version": "6.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
-          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
+          "integrity": "sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==",
           "dev": true,
           "requires": {
-            "ansi-regex": "^5.0.0"
+            "ansi-regex": "^5.0.1"
           }
         },
         "tmp": {
@@ -13177,15 +13105,15 @@
           }
         },
         "ua-parser-js": {
-          "version": "0.7.21",
-          "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.21.tgz",
-          "integrity": "sha512-+O8/qh/Qj8CgC6eYBVBykMrNtp5Gebn4dlGD/kKXVkJNDwyrAwSIqwz8CDf+tsAIWVycKcku6gIXJ0qwx/ZXaQ==",
+          "version": "0.7.31",
+          "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.31.tgz",
+          "integrity": "sha512-qLK/Xe9E2uzmYI3qLeOmI0tEOt+TBBQyUIAh4aAgU05FVYzeZrKUdkAZfBNVGRaHVgV0TDkdEngJSw/SyQchkQ==",
           "dev": true
         },
         "wrap-ansi": {
-          "version": "6.2.0",
-          "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-6.2.0.tgz",
-          "integrity": "sha512-r6lPcBGxZXlIcymEu7InxDMhdW0KDxpLgoFLcguasxCaJ/SOIZwINatK9KY/tf+ZrlywOKU0UDj3ATXUBfxJXA==",
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+          "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
           "dev": true,
           "requires": {
             "ansi-styles": "^4.0.0",
@@ -13194,39 +13122,37 @@
           }
         },
         "ws": {
-          "version": "7.4.2",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.2.tgz",
-          "integrity": "sha512-T4tewALS3+qsrpGI/8dqNMLIVdq/g/85U98HPMa6F0m6xTbvhXU6RCQLqPH3+SlomNV/LdY6RXEbBpMH6EOJnA==",
+          "version": "8.2.3",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.3.tgz",
+          "integrity": "sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==",
+          "dev": true
+        },
+        "y18n": {
+          "version": "5.0.8",
+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+          "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
           "dev": true
         },
         "yargs": {
-          "version": "15.4.1",
-          "resolved": "https://registry.npmjs.org/yargs/-/yargs-15.4.1.tgz",
-          "integrity": "sha512-aePbxDmcYW++PaqBsJ+HYUFwCdv4LVvdnhBy78E57PIor8/OVvhMrADFFEDh8DHDFRv/O9i3lPhsENjO7QX0+A==",
+          "version": "16.2.0",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
+          "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
           "dev": true,
           "requires": {
-            "cliui": "^6.0.0",
-            "decamelize": "^1.2.0",
-            "find-up": "^4.1.0",
-            "get-caller-file": "^2.0.1",
+            "cliui": "^7.0.2",
+            "escalade": "^3.1.1",
+            "get-caller-file": "^2.0.5",
             "require-directory": "^2.1.1",
-            "require-main-filename": "^2.0.0",
-            "set-blocking": "^2.0.0",
             "string-width": "^4.2.0",
-            "which-module": "^2.0.0",
-            "y18n": "^4.0.0",
-            "yargs-parser": "^18.1.2"
+            "y18n": "^5.0.5",
+            "yargs-parser": "^20.2.2"
           }
         },
         "yargs-parser": {
-          "version": "18.1.3",
-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-18.1.3.tgz",
-          "integrity": "sha512-o50j0JeToy/4K6OZcaQmW6lyXXKhq7csREXcDwk2omFPJEwUNOVtJKvmDr9EI1fAJZUyZcRF7kxGBWmRXudrCQ==",
-          "dev": true,
-          "requires": {
-            "camelcase": "^5.0.0",
-            "decamelize": "^1.2.0"
-          }
+          "version": "20.2.9",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
+          "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
+          "dev": true
         }
       }
     },
@@ -13864,16 +13790,27 @@
       }
     },
     "log4js": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.3.0.tgz",
-      "integrity": "sha512-Mc8jNuSFImQUIateBFwdOQcmC6Q5maU0VVvdC2R6XMb66/VnT+7WS4D/0EeNMZu1YODmJe5NIn2XftCzEocUgw==",
+      "version": "6.6.1",
+      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.6.1.tgz",
+      "integrity": "sha512-J8VYFH2UQq/xucdNu71io4Fo+purYYudyErgBbswWKO0MC6QVOERRomt5su/z6d3RJSmLyTGmXl3Q/XjKCf+/A==",
       "dev": true,
       "requires": {
-        "date-format": "^3.0.0",
-        "debug": "^4.1.1",
-        "flatted": "^2.0.1",
-        "rfdc": "^1.1.4",
-        "streamroller": "^2.2.4"
+        "date-format": "^4.0.13",
+        "debug": "^4.3.4",
+        "flatted": "^3.2.6",
+        "rfdc": "^1.3.0",
+        "streamroller": "^3.1.2"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        }
       }
     },
     "loglevel": {
@@ -17890,9 +17827,9 @@
       "dev": true
     },
     "rfdc": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.2.0.tgz",
-      "integrity": "sha512-ijLyszTMmUrXvjSooucVQwimGUk84eRcmCuLV8Xghe3UO85mjUtRAHRyoMM6XtyqbECaXuBWx18La3523sXINA==",
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.3.0.tgz",
+      "integrity": "sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA==",
       "dev": true
     },
     "rgb-regex": {
@@ -19187,21 +19124,24 @@
       }
     },
     "streamroller": {
-      "version": "2.2.4",
-      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-2.2.4.tgz",
-      "integrity": "sha512-OG79qm3AujAM9ImoqgWEY1xG4HX+Lw+yY6qZj9R1K2mhF5bEmQ849wvrb+4vt4jLMLzwXttJlQbOdPOQVRv7DQ==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-3.1.2.tgz",
+      "integrity": "sha512-wZswqzbgGGsXYIrBYhOE0yP+nQ6XRk7xDcYwuQAGTYXdyAUmvgVFE0YU1g5pvQT0m7GBaQfYcSnlHbapuK0H0A==",
       "dev": true,
       "requires": {
-        "date-format": "^2.1.0",
-        "debug": "^4.1.1",
+        "date-format": "^4.0.13",
+        "debug": "^4.3.4",
         "fs-extra": "^8.1.0"
       },
       "dependencies": {
-        "date-format": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/date-format/-/date-format-2.1.0.tgz",
-          "integrity": "sha512-bYQuGLeFxhkxNOF3rcMtiZxvCBAquGzZm6oWA1oZ0g2THUzivaRhv8uOhdr19LmoobSOLoIAxeUK2RdbM8IFTA==",
-          "dev": true
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
         }
       }
     },
@@ -20546,7 +20486,7 @@
     "void-elements": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-2.0.1.tgz",
-      "integrity": "sha1-wGavtYK7HLQSjWDqkjkulNXp2+w=",
+      "integrity": "sha512-qZKX4RnBzH2ugr8Lxa7x+0V6XD9Sb/ouARtiasEQCHB1EVU4NXtmHsDDrx1dO4ne5fc3J6EW05BP1Dl0z0iung==",
       "dev": true
     },
     "w3c-hr-time": {
diff --git a/package.json b/package.json
index 7d7bdc8..3b29580 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "jasmine-core": "~3.6.0",
     "jasmine-spec-reporter": "^6.0.0",
     "jest": "^24.9.0",
-    "karma": "~5.1.1",
+    "karma": "~6.4.1",
     "karma-chrome-launcher": "~3.1.0",
     "karma-coverage-istanbul-reporter": "~3.0.2",
     "karma-jasmine": "~4.0.0",