Fixes #11428 - External user groups refresh shouldn't be case sensitive

group_list in ldap_fluff returns a list of lowercase LDAP GIDs.
When AuthSourceLdap tries to run update_usergroups to refresh the external
user groups, it will try to match these lowercase gids with external user...

Fixes #11673 - accept integer value when setting the integer via API

Fixes #1477 - Hostgroup no longer looses puppet classes when environment changed during hostgroup editing

Fixes #11650 - show global parameter value inherited from parent taxonomy

fixes #11649 - taxonomies api - add description to base.json.rabl

Adding the 'description' to the base.json.rabl so that it is displayed
when a user performs commands like 'organization list' from hammer-cli-katello.

E.g.

hammer> organization list
---|----------------------|----------------------|---------------...

fixes #10832 - separating lookup keys into puppet and variable

Fixes #11466, #11462 - Improve layout of textareas

Refs #3809 - Enable Rails delegate cop

Refs #3809 - Stabby lambda syntax for oneliners

I started by spotting log.rb which didn't have a lambda wrapping its
default scope, as needed by Rails 4. Since the style guide and most
Rails 4 documents used the stabby lambda, I turned on the cop so that we...

Fixes #11630 - Enable management of nics in compute profiles without libvirt network