more testing and code cleanup and enable coverage reports on circle

app/jobs/end_meeting_job.rb

@@ -15,27 +15,10 @@
 # with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
 
 class EndMeetingJob < ApplicationJob
-  include BbbApi
-
   queue_as :default
 
   def perform(room, meeting)
-    tries = 0
-    sleep_time = 2
-
-    while tries < 4
-      bbb_res = bbb_get_meeting_info("#{room}-#{meeting}")
-
-      if !bbb_res[:returncode]
-        ActionCable.server.broadcast "#{room}-#{meeting}_meeting_updates_channel",
-          action: 'meeting_ended'
-        break
-      end
-
-      sleep sleep_time
-      sleep_time = sleep_time * 2
-      tries += 1
-    end
-
+    ActionCable.server.broadcast "#{room}-#{meeting}_meeting_updates_channel",
+      action: 'meeting_ended'
   end
 end