Switched to NPM

Author: ferdikoomen

.circleci/config.yml

@@ -12,20 +12,20 @@ jobs:
             - v1-dependencies-
       - run:
           name: Install dependencies
-          command: yarn install
+          command: npm install
       - save_cache:
           key: v1-dependencies-{{ checksum "package.json" }}
           paths:
             - node_modules
       - run:
           name: Build library
-          command: yarn run release
+          command: npm run release
       - run:
           name: Run unit tests
-          command: yarn run test:coverage
+          command: npm run test:coverage
       - run:
           name: Run e2e tests
-          command: yarn run test:e2e
+          command: npm run test:e2e
       - run:
          name: Submit to Codecov
-         command: yarn run codecov
+         command: npm run codecov

CONTRIBUTING.md

@@ -22,9 +22,9 @@ https://help.github.com/articles/using-pull-requests
 
 1. Make your changes in a new git branch: `git checkout -b my-fix-branch master`
 2. Create your patch or feature
-3. Ensure the builds work by running: `yarn run build`
-4. Ensure the tests will pass by running: `yarn run test`
-5. Ensure the code is formatted by running: `yarn run eslint:fix`
+3. Ensure the builds work by running: `npm run build`
+4. Ensure the tests will pass by running: `npm run test`
+5. Ensure the code is formatted by running: `npm run eslint:fix`
 6. Commit your changes using a descriptive commit message
 
 After your Pull Request is created, it will automatically be build using Circle CI.