Fixes #3811 updating to bootstrap 3

fixes #2374 - added allocation option to libvirt VM

fixes #2600 - fixed gettext extraction on vms forms

fixes #3338 - grey out VM form when editing is not supported

Feature #2368 - i18n extracting strings

[UI] - added missing label classes

fixes #1597 - Restrict compute resources access by user

And add some rights to give non admin users so they can perform some normal actions on the hosts they own.

unit/domain_parameter_test.rb self-broke... added a tiny fix.
Removing compute_resources/vms nesting, it is such a nightmare for functional tests....