updated maya shelf script varialbes
Merge pull request #11 from bkingery/master

updated maya shelf variables
fixed source in project_houdini.sh
Merge remote-tracking branch 'upstream/master'
updated maya shelf with maya_checkout.py
Merge branch 'master' of https://github.com/bkingery/byu-animation-tools
added maya path variables
added /usr/lib64/python2.6/site-packages/ to PYTHONPATH so that PyQt4 will work.  Also deleted a worthless mel script from chasm
Merge pull request #12 from bkingery/master

Updated maya environment variables
added checkin/checkout icons for maya shelf
Merge branch 'master' of https://github.com/bkingery/byu-animation-tools
Merge pull request #13 from bkingery/master

Added checkin/checkout icons for maya shelf
checkout now works. booya.
Merge branch 'master' of github.com:bkingery/byu-animation-tools
Merge pull request #14 from bkingery/master

Checkout now works!!! Booya!