Fixes #6065 - Update TopbarSweeper to clear cache for other users than User.current

(cherry picked from commit 70acceb5de46868358714ef2aaef0387cbcda4c3)

Conflicts:
app/models/user.rb

fixes #6402 - use standard success/error handlers in UI controllers

(cherry picked from commit b4fbdf574faf364fb1fc991c9363b3637ae70906)

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

(cherry picked from commit a27196f08e9976e81449c3812cc0008c5d437c7b)

fixes #6375 - fix needed for Rails 3.2.8 only that ensures reference_id on parameter.rb matches the nested object id

(cherry picked from commit 5dded9172adeadb8ef0f56a33787b213784551a4)

Fixes #6580 - XSS in operating system name/description (CVE-2014-3531)

(cherry picked from commit 98e584f5a7860fb92a9916d5e5ec524372e3f8ae)

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

(cherry picked from commit a729512e3b76e45326609680db55d9aee3075a1d)

fixes #5235: it's impossible to create filters with invaid searches

(cherry picked from commit 0545fd10e610f350e1b43783d3073ab2296bdf33)

fixes #6358 - Update LookupValue fqdn matchers when a host is renamed

(cherry picked from commit 89730c3c8e21eb6c05770728ba425e817a03f3e0)

Conflicts:
app/models/host/managed.rb

fixes #6331 - use view permission to authorize individual VM show pages

(cherry picked from commit 4d5260deb0baac5df6308bd9c5cfb515a7bbee9f)

fixes #6177 - clear host facts/reports when build=true set over API

(cherry picked from commit aa19255e85c1121ae1896466089d286243b814d7)