Moves Strophe.log from strophe.jingle.bundle.js to new file.
Adds keyboard shorcuts support for mute/unmute, start/stop camera, toggle chat, toggle film strip and push to talk functionality.
Merge pull request #125 from fouksf/keyboard-shortcuts

Adds keyboard shorcuts support for mute/unmute, start/stop camera, toggl...
Fixes version indexes of the scripts.
Adds initial work on avatars.
avatar shows in contact list.
Try adding the userId to presence.
Try adding userid to presence.
Shows avatars in contact list.