Fix exception in webrtc error logging

Add JVM Heap monitor in bbb-apps

Merge branch 'Action-Options-Availability' of github.com:KDSBrowne/bigbluebutton into merge-pr-kert-1

[HTML5] Refactor of Presentations & Slides API's

Merge branch 'refactor-api-presentation-slides' of github.com:oswaldoacauan/bigbluebutton into merge-osw-pr-1

* upstream/master: (22 commits)
  - create only one netConnection to bbb-apps. Not re-create one when reconnecting.
  - log client out when user is ejected from meeting.
  - reset connectAttemptTimeout as we don't want to fail connection on reconnects.
  - fix rtmpt
  - add more logging to track issues
  Update Gemfile.lock for 1.1-dev
  - log locale version
  - remove user join log
  improve logs for webrtc events
  - improve client side logging.
  add EN string to ClientStatusEvent
  Updated restart of libreoffice for systemd
  - add log to indicate successful connection to bbb-apss
  bbb-web: Escaped strings used in freemarker template for thumbnails
  record-and-playback: Removed preview extension (thumbnails) from recordings when only has default presentation
  Fix import in stunturn reply handler
  Fix handleStunTurnReply function name
  Clean up before PR
  Rever wrong changes on chat handler parameters
  Revert wrong changes on chat handler name
  ...

 - create only one netConnection to bbb-apps. Not re-create one when …

 - log client out when user is ejected from meeting.

 - reset connectAttemptTimeout as we don't want to fail connection on…

RnP: Improve error handling in video_info, audio_info functions

 - fix rtmpt

 - add more logging to track issues

Update Gemfile.lock for 1.1-dev