[FIX CI] workgroups.feature
Starting on gettext-based translation of HAML (not yet on JavaScript)
Add gettext translation.
Adding more locale bits and pieces.
Prevent ActiveAdmin from producing empty flash messages.
Adapting test to translated ActiveAdmin.
Cucumber cleanup wrt browser and waiting time
Upgraded to rails 3.2.12
Upgrading ruby on ci
CI fixes; Removed newrelic from Gemfile/Gemfile.log

  the template doesn't call rbenv shell; instead we rely on rben global
Stub for preview generation feature.
Fixed visit in go to steps; selected upgrade of gems
there is no test in the admin_previews.feature, dont run it on ci, cause its raising lexing error
[#42643839] fix access of guestuser for abstract pages
[#42950433] renaming related to workgroups
[#42950525] meta context interface entity changes
[#44383943] make usage terms modal dialog automaticly resizing
[#39792983] show warning before leaving meta data edit form
Removed ZenTest gem
[#44528753] accept only button submit for meta data form