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>

add search to audit page fixes #773, fixes #772 and fixes #412

Signed-off-by: Amos Benari <abenari@redhat.com>

views cleanup and added more operatingsystems icons

fixes #392 - audit search by user not working

this will only show users who actually have an audit assoicated to them

XHTML compliance

fixed all parenthesize warnings

fixes 154 - audit log does not store user information

fixes #269 - Remove activescaffold from audits page