diff --git a/yarn.lock b/yarn.lock
index a317248..a54fee5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -211,18 +211,6 @@ ajv@^5.1.0, ajv@^5.2.3, ajv@^5.3.0:
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.3.0"
 
-align-text@^0.1.1, align-text@^0.1.3:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
-  dependencies:
-    kind-of "^3.0.2"
-    longest "^1.0.1"
-    repeat-string "^1.5.2"
-
-amdefine@>=0.0.4:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
-
 ansi-colors@2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/ansi-colors/-/ansi-colors-2.0.1.tgz#592299d94d1c403642098ec4fd7b7f2d8895a957"
@@ -464,17 +452,7 @@ astral-regex@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
 
-async@^1.4.0:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
-
-async@^2.0.1, async@^2.1.5:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.4.1.tgz#62a56b279c98a11d0987096a01cc3eeb8eb7bbd7"
-  dependencies:
-    lodash "^4.14.0"
-
-async@^2.1.4, async@^2.6.0:
+async@^2.0.1, async@^2.1.4, async@^2.1.5, async@^2.6.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
   dependencies:
@@ -836,10 +814,6 @@ camelcase-keys@^4.0.0:
     map-obj "^2.0.0"
     quick-lru "^1.0.0"
 
-camelcase@^1.0.2:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-1.2.1.tgz#9bb5304d2e0b56698b2c758b08a3eaa9daa58a39"
-
 camelcase@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-2.1.1.tgz#7c1d16d679a1bbe59ca02cacecfb011e201f5a1f"
@@ -856,13 +830,6 @@ caseless@~0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.11.0.tgz#715b96ea9841593cc33067923f5ec60ebda4f7d7"
 
-center-align@^0.1.1:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/center-align/-/center-align-0.1.3.tgz#aa0d32629b6ee972200411cbd4461c907bc2b7ad"
-  dependencies:
-    align-text "^0.1.3"
-    lazy-cache "^1.0.3"
-
 chalk@2.4.1, chalk@^2.3.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.1.tgz#18c49ab16a037b6eb0152cc83e3471338215b66e"
@@ -946,14 +913,6 @@ cliclopts@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/cliclopts/-/cliclopts-1.1.1.tgz#69431c7cb5af723774b0d3911b4c37512431910f"
 
-cliui@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/cliui/-/cliui-2.1.0.tgz#4b475760ff80264c762c3a1719032e91c7fea0d1"
-  dependencies:
-    center-align "^0.1.1"
-    right-align "^0.1.1"
-    wordwrap "0.0.2"
-
 cliui@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-3.2.0.tgz#120601537a916d29940f934da3b48d585a39213d"
@@ -1515,7 +1474,7 @@ decamelize-keys@^1.0.0:
     decamelize "^1.1.0"
     map-obj "^1.0.0"
 
-decamelize@^1.0.0, decamelize@^1.1.0, decamelize@^1.1.1, decamelize@^1.1.2:
+decamelize@^1.1.0, decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
@@ -2767,25 +2726,16 @@ gulplog@^1.0.0:
   dependencies:
     glogg "^1.0.0"
 
-handlebars@^4.0.2:
-  version "4.0.10"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.10.tgz#3d30c718b09a3d96f23ea4cc1f403c4d3ba9ff4f"
+handlebars@^4.0.2, handlebars@^4.0.3:
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
   dependencies:
-    async "^1.4.0"
-    optimist "^0.6.1"
-    source-map "^0.4.4"
+    minimist "^1.2.5"
+    neo-async "^2.6.0"
+    source-map "^0.6.1"
+    wordwrap "^1.0.0"
   optionalDependencies:
-    uglify-js "^2.6"
-
-handlebars@^4.0.3:
-  version "4.0.11"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.11.tgz#630a35dfe0294bc281edae6ffc5d329fc7982dcc"
-  dependencies:
-    async "^1.4.0"
-    optimist "^0.6.1"
-    source-map "^0.4.4"
-  optionalDependencies:
-    uglify-js "^2.6"
+    uglify-js "^3.1.4"
 
 har-schema@^1.0.5:
   version "1.0.5"
@@ -3876,10 +3826,6 @@ kind-of@^6.0.0, kind-of@^6.0.2:
   version "6.0.2"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.2.tgz#01146b36a6218e64e58f3a8d66de5d7fc6f6d051"
 
-lazy-cache@^1.0.3:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
-
 lazy-cache@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-2.0.2.tgz#b9190a4f913354694840859f8a8f7084d8822264"
@@ -4124,10 +4070,6 @@ lolex@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/lolex/-/lolex-1.6.0.tgz#3a9a0283452a47d7439e72731b9e07d7386e49f6"
 
-longest@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/longest/-/longest-1.0.1.tgz#30a0b2da38f73770e8294a0d22e6625ed77d0097"
-
 loose-envify@^1.0.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.3.1.tgz#d1a8ad33fa9ce0e713d65fdd0ac8b748d478c848"
@@ -4370,14 +4312,18 @@ minimist-options@^3.0.1:
     arrify "^1.0.1"
     is-plain-obj "^1.1.0"
 
-minimist@0.0.8, minimist@~0.0.1:
+minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@1.2.0, minimist@^1.1.0, minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0:
+minimist@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
+minimist@^1.1.0, minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0, minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+
 mixin-deep@^1.1.3:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mixin-deep/-/mixin-deep-1.2.0.tgz#d02b8c6f8b6d4b8f5982d3fd009c4919851c3fe2"
@@ -4462,6 +4408,10 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
+neo-async@^2.6.0:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
+
 nice-try@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/nice-try/-/nice-try-1.0.4.tgz#d93962f6c52f2c1558c0fbda6d512819f1efe1c4"
@@ -4639,13 +4589,6 @@ onetime@^2.0.0:
   dependencies:
     mimic-fn "^1.0.0"
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optionator@^0.8.1, optionator@^0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -5385,12 +5328,6 @@ ret@~0.1.10:
   version "0.1.15"
   resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
 
-right-align@^0.1.1:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/right-align/-/right-align-0.1.3.tgz#61339b722fe6a3515689210d24e14c96148613ef"
-  dependencies:
-    align-text "^0.1.1"
-
 rimraf@2, rimraf@^2.5.1, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
@@ -5637,24 +5574,14 @@ source-map-url@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
 
-source-map@^0.4.4:
-  version "0.4.4"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
-  dependencies:
-    amdefine ">=0.0.4"
-
 source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.6:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-source-map@^0.6.0:
+source-map@^0.6.0, source-map@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
-source-map@~0.5.1:
-  version "0.5.6"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
-
 sparkles@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/sparkles/-/sparkles-1.0.0.tgz#1acbbfb592436d10bbe8f785b7cc6f82815012c3"
@@ -6157,18 +6084,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-uglify-js@^2.6:
-  version "2.8.28"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.28.tgz#e335032df9bb20dcb918f164589d5af47f38834a"
-  dependencies:
-    source-map "~0.5.1"
-    yargs "~3.10.0"
-  optionalDependencies:
-    uglify-to-browserify "~1.0.0"
-
-uglify-to-browserify@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
+uglify-js@^3.1.4:
+  version "3.13.5"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.5.tgz#5d71d6dbba64cf441f32929b1efce7365bb4f113"
 
 uid-number@^0.0.6:
   version "0.0.6"
@@ -6405,19 +6323,7 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2"
 
-window-size@0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.0.tgz#5438cd2ea93b202efa3a19fe8887aee7c94f9c9d"
-
-wordwrap@0.0.2:
-  version "0.0.2"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
-
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-
-wordwrap@~1.0.0:
+wordwrap@^1.0.0, wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
@@ -6519,15 +6425,6 @@ yargs@^10.0.3:
     y18n "^3.2.1"
     yargs-parser "^8.0.0"
 
-yargs@~3.10.0:
-  version "3.10.0"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-3.10.0.tgz#f7ee7bd857dd7c1d2d38c0e74efbd681d1431fd1"
-  dependencies:
-    camelcase "^1.0.2"
-    cliui "^2.1.0"
-    decamelize "^1.0.0"
-    window-size "0.1.0"
-
 yeoman-assert@3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/yeoman-assert/-/yeoman-assert-3.1.1.tgz#9f6fa0ecba7dd007c40f579668cb5dda18c79343"