fix up theater a bit
add cache busting to the URL
added ready and waiting mode to vrclient
make a VRTab implementation
don't make requestFullScreen async
updated HUD
Merge pull request #6 from caseyyee/master

updated HUD
added vrtab.mount
update skybox to not overlap HUD
Decouples cursor from hud
Decouples app/hud cursors
Merge pull request #8 from dmarcos/cursor

Cursor
Added Sechelt demo. Deleted vrtags
Merge pull request #9 from jcarpenter/master

Added Sechelt demo. Deleted vrtags
First version of transition class
Making transition configurable
First try to incorporate webgl transitions
Hud updates, sample transition
Using globalAlpha for canvas transparency
added interstitial layer