Remove package.json unused packages

package.json

@@ -54,14 +54,9 @@
     "@types/lodash": "4.x.x",
     "typescript": "3.2.2",
     "babel-eslint": "9.0.0",
-    "chai": "^3.5.0",
-    "chokidar-cli": "^1.2.0",
     "tslint": "5.x.x",
     "ts-mockito": "^2.3.1",
     "mocha": "^2.5.3",
-    "proxyquire": "^1.7.4",
-    "sinon": "^1.17.3",
-    "sinon-chai": "^2.8.0",
     "shell-utils": "1.x.x",
     "react-native": "0.59.5",
     "react": "16.8.6",