Initializers/fast_gettext: Added option to hide warnings for fuzzy messages

The option is also hidding obsolete translations
Fix counts in multi-dimensional charts

Whenever the second sort field changes, we need to change
its nonblank counterpart accordingly, otherwise we'd be
updating incorrect value in the 'counts' hash. That would
lead to incorrect charting numbers being returned by
the build_reporting_chart_dim2() method.

https://bugzilla.redhat.com/show_bug.cgi?id=1169351
change instance variables to method calls

these instance variables are no longer available on Rails 4.  We should
use the accessor methods instead.
Remove reference to no longer needed host version
Don't show full backtrace for rspec failures

Instead, we'll just manipulate the default filter patterns. We still
want to exclude rspec, ruby stdlib, and released gems... but in contrast
to its default behaviour, we should still show lines for bundler-
vendored gems.
Fix for paging url path

The paging url path should be constructed using action_url that is
passed by the controllers to the paging control.

https://bugzilla.redhat.com/show_bug.cgi?id=1171167
#1182
Fix OpenStack images pagination

Pagination is always forced by Glance conf file. So we
need to always obtain all pages of images in cycle.

Depends-On: https://github.com/fog/fog/pull/3321
Depends-On: https://github.com/fog/fog/pull/3322

https://bugzilla.redhat.com/show_bug.cgi?id=1164764
Merge pull request #1235 from matthewd/quiet-rspec

Don't show full backtrace for rspec failures
Merge pull request #1240 from JPrause/fix_tar_creation

Remove reference to no longer needed host version
Merge pull request #1198 from Ladas/openstack_fix_images_pagination

Fix OpenStack images pagination
Merge pull request #1233 from tenderlove/methods

change instance variables to method calls
just call the method rather than sending
SCVMM - DB error VM with multiple VHDs on volume

Make sure the VM's storages hash does not contain duplicates.

https://bugzilla.redhat.com/show_bug.cgi?id=1173251
UI: prototype.js to JQuery style manipulation

This replaces prototype.js setStyle() with JQuery css()

Fixes #875
Merge pull request #1247 from tenderlove/rm_send

just call the method rather than sending
Merge pull request #1242 from bronaghs/scvmm_duplicate_volume_per_vm

SCVMM - DB error VM with multiple VHDs on volume
Enable usage of containers on Travis.

http://blog.travis-ci.com/2014-12-17-faster-builds-with-container-based-infrastructure/
Set default environment when registering to Satellite 6

https://bugzilla.redhat.com/show_bug.cgi?id=1164032
Use more descriptive assertions
Merge pull request #1252 from Fryguy/enable_dockerized_travis

Enable usage of containers on Travis.