Fixes #12201 - Made parent associations finder less dependent on association name

Refs #12089 - Revert fix using unwrapped parameters in config templates API controller

This is already fixed in develop, and wrap_params is not needed. It
won't harm but it's basically dead code. The original commit was merged
by mistake into develop, it was supposed to be merged to 1.9-stable...

Fixes #12279 - add default order to roles

fixes #4151 - enable reports STI

Permits subclassing of ReportImporter and Report to import and store
new types of reports associated to hosts.

Fixes #12333 - adds search capabilities to bookmarks

Fixes #11924 - Substitute .scoped by .where(nil) to force return relation

On Rails 4 .scoped is deprecated. Calling .all on the model returns the
equivalent ActiveRecord relation object on Rails 4, but on Rails 3 it
returns an Array right away.

A proper replacement we can use is where(nil) - it's ugly but it returns...

Fixes #12089 - fix using unwrapped parameters in config templates API controller

Fixes #11921 - load dynamic features during runtime

Fixes #11237 - documenting hostgroup association to compute profile

fixes #11996 - use preload to avoid multiple fact/host table joins

When retrieving fact_values as a non-admin user, the my_facts scope
performs a join to the hosts table. The .includes(:host) also performs
a join via eager loading, and when both are combined with a scoped...