Fixes #11625: refactor the ace editor to make it reusable.

Make the ace editor reusable and include it on the global parameters
page.

http://projects.theforeman.org/issues/11625

Fixes #9454 - Add axis labels and reposition legend in charts

fixes #8049 - Add timezone to user

fixes #4333 - added multi-select-rails gem

fixes #3984 - use __ instead of _ for i18n to avoid conflict with underscore.js

fixes #3911 - jquery.multi-select.js should disable selected ids that are passed to :disabled =>

fixes #3811 - merge with new layout

Fixes #3811 updating to bootstrap 3

fixes #1871, #1879 - add VPC support to EC2 compute resource

Based on patch from Romain Vrignaud <romain@yakaz.com>

reload multy-select js