Pin dependency typescript to 3.1.1 (#215)

Author: renovate[bot]

package.json

@@ -23,7 +23,7 @@
         "clang-format": "1.2.4",
         "husky": "0.14.3",
         "protractor": "5.4.1",
-        "typescript": "3.1"
+        "typescript": "3.1.1"
     },
     "scripts": {
         "build": "bazel build //src:bundle",

yarn.lock

@@ -3634,7 +3634,7 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-[email protected]:
+[email protected].1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.1.1.tgz#3362ba9dd1e482ebb2355b02dfe8bcd19a2c7c96"