Fixes #14129 - remove duplicate declaration of KEY_DELM

Fixes #14045 - resizing select2 to match inherit button

Fixes #13545 - STI permission checking always using base class

This fixes permission checks on STI objects. Due to these methods existing
in Procs and being included in the base class at run time resource_class was
returning the base class. I can only presume this is related to a ruby or rails 4...

Fixes #14113 - run dhcp orchestration only on DHCP subnets

Fixes #7726 - Filtered out items no longer added when 'Select all' clicked

Fixes #13849 - Now the facets will not require id attribute for update

refs #5707 - use plural form and one string for translation

Fixes #3582 - Parameters on subnets

fixes #13974 - remove nested arrays passed to AR finders

Passing a nested array to Active Record finder methods is deprecated in
Rails 4.2 and will be removed, they must be flattened first.

Fixes #5707 - disassociate does not appear for physical host