fixes #3853 - allow rabl template override to be specified

3853-taxonomy-rabl - changed style of override

fixes #2794 - set api_version and app_info in v1 and v2 base_controllers

fixes #3928 - API v2 - update os_default_templates for operating system

fixes #3858 No menus shown for non-admin users

refs #3930 - ensure a user can actually update itself.

fixes #3930 - refactoring of edit_self implementation.

• provisioning template "resolve" button ui fixes
• form inline help and button lacation fix
• host ip address help link fixed
• fixes libvirt allocation buttons
• host global parameters columns fixed
• fix multi-select width

fixes #3811 - merge with new layout

Fixes #3811 updating to bootstrap 3

fixes #3752 - move data population from migrations into seed script