Match the room that generated a recording when recordings are fetched

Uses a configurable metadata attribute BigbluebuttonRails.room_id_metadata_name
Match the room that generated a recording when recordings are fetched

Uses a configurable metadata attribute BigbluebuttonRails.room_id_metadata_name
Added a new BigbluebuttonRoom#uniqueid that should be unique globally, among different instances of bigbluebutton_rails that might use the same web conference servers.
Show the id of the models in the views
Update recording's #published when publish_recordings sent to a server
Add has_many :recordings to BigbluebuttonServer