Switch from babel to typescript for initial ext conversion

app/package-lock.json

@@ -2213,12 +2213,6 @@
                 "prelude-ls": "~1.1.2"
             }
         },
-        "typescript": {
-            "version": "3.3.3333",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.3.3333.tgz",
-            "integrity": "sha512-JjSKsAfuHBE/fB2oZ8NxtRTk5iGcg6hkYXMnZ3Wc+b2RSqejEqTaem11mHASMnFilHrax3sLK0GDzcJrekZYLw==",
-            "dev": true
-        },
         "uid2": {
             "version": "0.0.3",
             "resolved": "https://registry.npmjs.org/uid2/-/uid2-0.0.3.tgz",

app/package.json

@@ -25,8 +25,7 @@
         "@types/mime-types": "^2.1.0",
         "@types/node": "^11.9.5",
         "mustache": "^3.0.1",
-        "pkg": "^4.3.5",
-        "typescript": "^3.3.3333"
+        "pkg": "^4.3.5"
     },
     "optionalDependencies": {
         "rage-edit": "^1.2.0"