Fixes #6483 - oVirt network is properly populated for multiple datacenters

fixes #5140 - User children taxonomies did not show tooltip 'Parent is already selected'

fixes #1646, #3103 - enable cloning and locking of templates

fixes #3601: Use secure websockets if available

Websockets_ssl* settings must be configured with the appropriate
certificates for this to work.

Fixes #6582: Change position of buttons when editing a location

Fixes #6057: highlight active tab based on current URL.

Highlight the active menu tab based on the current URL
rather than relying on the controller and action. This
fixes a problem where top level menus that contain plugin
menu items were not being highlighted when active....

fixes #6497: New Organization: Focus should exist in Name field

fixes #5197 - Preallocated disk support for oVirt

Fixes #6532 - permission related api extensions

- usergroups#show lists associated roles
 - listing available resource types
 - filters#show lists associated roles
 - filters#index lists associated roles and permissions and orders the results
 - pagination in permissions#index...

Fixes #6357 - ensure JS is loaded so taxonomy_added is defined on user form