Merge pull request #114 from garretthoyos/master

Garret testing the pipe
Continued general refactoring of code. Added more code for Nuke

Now the NUKE_PATH variable is set in "project_env.sh" so we
actually have a Nuke environment!
Merge pull request #115 from eestrada/master

Mostly code for Nuke. Some refactoring of code in general
 I just finished the New Texture Asset button