Only one Chat hotkey needed changing to incorporate focus.
Merge pull request #154 from SenecaCDOT-BigBlueButton/chat-hotkey-focus-fix

Only one Chat hotkey needed changing to incorporate focus.
 - generate an unsigned jar and a signed jar. Others can get their own certificate and sign their own jar file.
 - upgrade to the applet with fix for java block popup when stopping deskshare
 - generate an unsigned applet so other can sign using their own cert
removed everything related to the old whiteboard toolbar button
removing a file
change the thumbnail index when the slide changes
Merge pull request #155 from SenecaCDOT-BigBlueButton/fix-panning

Fix panning
 - double check if the user has left the meeting before opening an avatar icon when closing the video view window
presentation: Support processing 0.80 rectangles and ellipses.
presentation: Fix presentations which are images not pdfs

This was broken by my earlier change to fallback the pdf filename for
really old recordings.

Rearrange the code so that the pdf logic is only used in the case when
the presentation is a pdf.
Merge pull request #157 from kepstin/recording-fixups

More Recording fixups
accidentally broke the whiteboard toolbar, it is fixed now
removed the whiteboard button code
Merge pull request #158 from SenecaCDOT-BigBlueButton/fix-panning

Fix for the broken whiteboard toolbar
 - upgrade to red5 r4643
 - change esl connection
 - monitor connection every second and connect if not connected
 - upgrade esl jar versions
 - use version 3.2 of netty