Merge pull request #2123 from consul/chore/improve_travis_build

Exclude development gems from travis build

.travis.yml

@@ -4,6 +4,7 @@ addons:
 rvm:
  - "2.3.2"
 cache: bundler
+bundler_args: --without development
 before_script:
   - "for i in config/*.example; do cp \"$i\" \"${i/.example}\"; done"
   - bundle exec rake db:setup
@@ -15,4 +16,4 @@ env:
     - CI_NODE_TOTAL=2
   matrix:
     - CI_NODE_INDEX=0
-    - CI_NODE_INDEX=1
+    - CI_NODE_INDEX=1

Gemfile

@@ -67,7 +67,6 @@ group :development, :test do
   gem 'launchy', '~> 2.4.3'
   gem 'letter_opener_web', '~> 1.3.1'
   gem 'quiet_assets', '~> 1.1.0'
-  gem 'rubocop', '~> 0.49.1', require: false
   gem 'spring', '~> 2.0.1'
   gem 'spring-commands-rspec', '~> 1.0.4'
 end
@@ -87,6 +86,7 @@ group :development do
   gem "capistrano-rails", '~> 1.2.3', require: false
   gem 'capistrano3-delayed-job', '~> 1.7.3'
   gem 'mdl', '~> 0.4.0', require: false
+  gem 'rubocop', '~> 0.49.1', require: false
   gem 'rvm1-capistrano3', '~> 1.4.0', require: false
   gem 'scss_lint', '~> 0.54.0', require: false
   gem 'web-console', '~> 3.3.0'