fixes #18681 - moves polymorphic subject into notification object

also adds host build, destroyed and missing owner UI notifications

Fixes #12163 - add a rake task to clean up orphaned facts

fixes #18796 - do not flot charts by default

flot initalization relay on css class, if the css class conflict,
legacy flot to try and initalize on the same div as c3.

this removes charts.js to load by default, and only load it in pages
which requires it.

Fixes #18767 - keep cloning info

Fixes #18690 - add missing auditable types into scoped search

Fixes #18587, #18588 - Fix 'multipart form data' IE bug

According to this bug [1] multipart form data is malformed if there
are fields without names. It been solved within Edge browser, however
no solution is expected for IE10/IE11

It cause a failure with Rack - EOFError: bad content body, therefore...

Fixes #14013 - add a setting for default owner of new hosts

Fixes #18830 - PXE Loaders for Windows

fixes #18815 - VMware vSphere Disk Mode support

Fixes #18783,#18804 - replace inline helps with label helps