Refs #29483 - remove unecessary use of implicit scopes

Fixes #19896 - Fix Style/RedundantSelf cop

Fixes #16159 - Rename mail alerts to not be Puppet specific

Right now, under 'my account', users get emails with alerts about the
status of their hosts regarding configuration management (e.g: if there
was an error, get an alert, or get a weekly summary of all hosts...

Fixes #13772 - orchestration now uses app logger

fixes #17574, #17364 - update scoped_search to 4.x

scoped_search's sort() now accepts a replacement for params which is
filtered in an overridden Foreman sort helper, permitting additional
parameters used in Foreman's index pages.

Replaces :in and :alias in search definitions with preferred keywords.

Fixes #17343 - set deep munge config off

deep_munge was introduced as a solution to keep
Rails secure by default which results in
'empty array becomes nil in params'.
Thats why, set deep_munge config off in application.rb.
Also, added changes which will cast param argument to string...

fixes #3917 - replace protected_attrs with strong parameters

Filtering of attributes has moved from the protected_attributes gem to
strong parameters in controller concerns, to be in line with current
Rails recommendations.

Concerns are shared between UI and both API controllers and list the...

Refs #3809 - Turning on some rubocop cops

fixes #13244 - update Rails to 4.2.6

- Add responders gem to support class-level respond_to usage
- http://edgeguides.rubyonrails.org/4_2_release_notes.html#respond-with-class-level-respond-to
- Replace foreigner with native Rails 4.2 FK support
- uses a patch from Rails 5 to support Foreigner's...

refs #9470 - set :limit on column, fix MailNotification initializer

MailNotification.new failed unless it had a Hash argument, hence the
factory had been changed from default behaviour. It also then ignored
all attributes except a given few listed in initialize_with.