Bump cql-execution to v1.2.0

Bump cql-execution version to 1.2.0 to reflect the targeted CQL
specification version. This also reflects a jump in maturity from the
previous 0.0.6 version.  The current version is now used in the
production Bonnie application.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cql-execution",
-  "version": "0.0.6",
+  "version": "1.2.0",
   "description": "An execution framework for the Clinical Quality Language (CQL)",
   "keywords": [
     "CQL",
@@ -23,6 +23,34 @@
     {
       "name": "Jason Walonoski",
       "email": "[email protected]"
+    },
+    {
+      "name": "Luke Osborne",
+      "email": "[email protected]"
+    },
+    {
+      "name": "Kristian Mulcahy",
+      "email": "[email protected]"
+    },
+    {
+      "name": "James Bradley",
+      "email": "[email protected]"
+    },
+    {
+      "name": "Chris Hossenlopp",
+      "email": "[email protected]"
+    },
+    {
+      "name": "Chris Tohline",
+      "email": "[email protected]"
+    },
+    {
+      "name": "Adam Holmes",
+      "email": "[email protected]"
+    },
+    {
+      "name": "Pete Krautscheid",
+      "email": "[email protected]"
     }
   ],
   "repository": {