Merge pull request #43 from Earth4/master

Improvements
fix problem with chat, more gktool fixes.
Merge pull request #44 from Earth4/master

"Javascript Required"
minor gktool fixes
more minor gkTool adjustments.
more minor gktool updates
gktool: use group instead of piece for animate.
update to version 0.1.22
more minor gktool fixes
add elevation to avatar movement.
Make the annoying "javascript not supported" thing go away once detection has completed, updated compatability list to reflect FF20