Fixed wrong return value from gemfile_is_modified()
Skip bundle install if Gemfile/Gemfile.lock is not modified
Unified notice messages and wrapped long lines.
Be less verbose when not needed in Ruby cartridge
Added groups_in_gemfile function to Ruby cart SDK
Fix bug 1054692: avoid currency symbol wrapping
Merge pull request #4447 from mfojtik/ruby_refact

Merged by openshift-bot
Merge pull request #4518 from liggitt/bug_1054692_currency_wrapping

Merged by openshift-bot
Better message for bug 1028633