ImageEngine/cortex — pull request #49 by andrewkaufman (2013-07-29 22:12:11+00:00)
Title: HoudiniScene ROP crashes

This addresses a few seg faults that could occur when using the SceneCache ROP in Houdini. Specifically, it was crashing when accessing a link that pointed to a non-existant file, and also when reading tags or links off of regular Houdini nodes.