just cleaning up unnecessary FactoryGirl constant
moved channel_spec and removed unnecessary FactoryGirl const
added subscriber_reports association
created a database view exclusive for the channel subscribers report
renamed SubscribersController to SubscribersReports controller and removed unnecessary code to report generation, now this model uses a specific database view (hence the renaming).
begin_of_association_chain should be private
tidying up a bit the view
removed unnecessary spaces