chore(*): add karma dependency

Author: rychkog

package.json

@@ -81,6 +81,7 @@
     "jasmine-core": "2.5.2",
     "jasmine-data-provider": "2.2.0",
     "jasmine-spec-reporter": "~3.2.0",
+    "karma": "1.6.0",
     "karma-cli": "1.0.1",
     "karma-coverage-istanbul-reporter": "0.2.0",
     "karma-jasmine": "1.1.0",