rollback webpack version

Author: otseobande

.travis.yml

@@ -32,7 +32,6 @@ before_install:
 install:
   - npm install grunt-cli -g
   - npm install eslint -g
-  - npm install webpack-cli -g
   - npm install
   - docker build -t cloudboost/cloudboost:2.0.$TRAVIS_BUILD_NUMBER .
   - if [ "$TRAVIS_BRANCH" == "release" ]; then