Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote branch 'upstream/master'
added help window for rollback tool
added help window for rollback tool
Merge pull request #172 from bkingery/master

Revert force file permission.  It was breaking things.
Made project_houdini.sh a little more generalized
Permissions functions are now safely nested in try/except statements

In situations where permissions can't be changed (which is most
situations), exceptions will not be raised.
Merge pull request #173 from eestrada/master

Permissions functions are now safely nested in try/except statements
Merge pull request #170 from jmoborn/master

Help window for Rolllback
If a texture cannot be overwritten, the exception is caught

Proper cleanup is also done now (i.e. old files are deleted)
Merge pull request #174 from eestrada/master

If a texture cannot be overwritten, the exception is caught
Texture tool would still report success to the user on failure

Now when an error occurs it does not deceive the user.
Merge pull request #175 from eestrada/master

Texture tool used to report success to the user on failure
Message is error severity
Merge branch 'master' of git://github.com/byu-animation/byu-animation-tools
Merge pull request #176 from eestrada/master

Message is error severity
All project environment variables are exported on HQ render node

This is to try to fix issues we have been having with rendering
on the farm.
Merge pull request #177 from eestrada/master

All project environment variables are exported on HQ render node
Started unlock lighting file tool