Refactor user inactivity messages naming to have two distinct names: `UserInactivityInspectMsg` and `UserActivitySignResponseMsg`.

Move user inactivity configuration parameters to bigbluebutton-web application and rename them to userInactivityLogoutTimerInMinutes and userInactivityResponseDelayInMinutes.

Fix comments in turn-stun-servers.xml (v2.2-dev)

 - send only recording timer updates to clients when the meeting is r…

Fix multi-line PDF text export

When some code was being moved around, it looks like a bad sed command got run
on this file which made the comments/documentation unreadable.

Revert to the previous version of the file.

 - only allow moderators in when guest policy is ASK_MODERATOR

Copyable user info

Correct the userlist gear visibility

Use png of slide for export with annotations

Fix pres download issue

 - when using rtmps, firefox and ie clients doesn't log out when the …

 - when using rtmps, firefox and ie clients doesn't log out when the user is ejected from the meeting.
   The client relies on the connection being closed by red5 when the user is ejected which triggers
   the client to logout. Hoever, when using rtmps, the connection doesn't close therefore not logging
   out the client.

 - when guestPolicy is ASK_MODERATOR, only apply policy to viewer and…

Fixes for 2.2 merge issues in the client

 - disable experimental way to send messsages from client to server

 - fix user inactivity audit message. Do not convert message to json …

 - add back removed method used for making the uploaded presentation …

Merge 2.0 into 2.2