fixes #812 - new permissions model, user group role and nest support, role filters for better granularity

• Daniel Lobato <elobatocs@gmail.com>
• Joseph Magen <jmagen@redhat.com>
• Tom McKay <thomasmckay@redhat.com>
• Greg Sutcliffe <gsutclif@redhat.com>...

Fixes #3811 updating to bootstrap 3

fixes #2741 - remove dash from -%> to %>

fixes #2537 - audit details on deleted host fail

fixes #2420 - extract strings for i18n from JavaScript, various i18n fixes

Added link to host on some audit entries

fix minor css classes declaration.

added commit comment, history and preview to the template editor.

fixes #1700 audit page performance improved

• Added auditabale name and associated name columns.
• Added username to audit table

audit with association.

audit as twitter and versions for template.

This also closes #1377 as it offer versions and diff view of the tempates.

it is not ideal, but it should handle the most common case for now,
where we should open other feature requests to support all of the ideas in #1377

wip audits upgrade

updates UI to bootstrap v2

WIP rails3 migration

Refs #1041 Add audit_parent to db and ui

Seems to work fine, within the limitations of HostClasses getting
their own entry. Search doesn't work right - it searches on
"parent = 1" not "parent = host/domain/blah"

Signed-off-by: Greg Sutcliffe <gsutcliffe@gmail.com>

views cleanup and added more operatingsystems icons

fixes #269 - Remove activescaffold from audits page