Merge pull request #72 from dekpient/master

This pull request should not cause any conflict (of course!), I just merge it.
Merge pull request #74 from dekpient/master

Remove video avatar and merge video hack
Merge pull request #75 from dekpient/master

Mute/unmute a streaming avatar using its context menu
Merge pull request #76 from dekpient/master

Support mute streaming avatar locally and/or globally
Merge pull request #77 from dekpient/master

Icons for media edit page and delete a trailing space
Merge pull request #24 from dekpient/master

"save and reload stage" message confusing
fixed path to be able to link files with swfmill using ant
Merge pull request #27 from dekpient/master

Fix "clear stage" button
Merge pull request #78 from foobarlab/fixes

fixed path to be able to link files with swfmill using ant
Merge pull request #53 from dekpient/master

fixed
added 'edit register page' functionality from issue #22
Merge pull request #79 from LisaHelm/master

added 'edit register page' functionality from issue #22
fixed issue #28

Added comment clarifying what happens when 'unassign' is clicked in
stage edit page. Fixed typos.
Merge pull request #80 from LisaHelm/master

fixed issue #28
Fixed issues 32 and 36

David Daniels & Nikos Phillips
Prop and backdrop scaling has been changed