Update dependency typescript to v2.7.2

Author: renovate-bot

package.json

@@ -38,6 +38,6 @@
     "ts-jest": "22.0.2",
     "tslint": "5.9.1",
     "typedoc": "0.9.0",
-    "typescript": "2.6.2"
+    "typescript": "2.7.2"
   }
 }

yarn.lock

@@ -3122,9 +3122,9 @@ typescript@2.4.1:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.4.1.tgz#c3ccb16ddaa0b2314de031e7e6fee89e5ba346bc"
 
-typescript@2.6.2:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.6.2.tgz#3c5b6fd7f6de0914269027f03c0946758f7673a4"
+typescript@2.7.2:
+  version "2.7.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.7.2.tgz#2d615a1ef4aee4f574425cdff7026edf81919836"
 
 uglify-js@^2.6:
   version "2.8.29"