Merge pull request #15 from Kaali09/master

TG-981: updated the circleci config

Author: aks30

.circleci/config.yml

@@ -20,7 +20,7 @@ jobs:
             - ./node_modules
       - run:
           name: Executing unit test cases
-          command: npm run coverage
+          command: npm install nyc && npm run coverage
 
       - run: 
           name: Install sonar scanner
@@ -34,4 +34,4 @@ workflows:
   version: 2
   build_and_test:
     jobs:
-      - build
+      - build