Merge pull request #208 from eestrada/master

Minor changes to project_houdini start up scripts
changes in production folder
Merge pull request #209 from bkingery/master

changes in production folder
clobberpermissions is causing new texture tool to break
Merge pull request #210 from bkingery/master

clobberpermissions is causing new texture tool to break
modified project_env.sh to set PS1 variable as needed