Fixed dangling pointer in ArnoldInterface.

It may be better to use smart point.
IES files and ASS files can be relative path. Changed Jules.

It's also okay to use absolute path. Now plugin directory and destination
for frames are still set as absolute path.
Merge branch 'master' into chenxi
Replaced spheres with mannequins in Jules scene.
Quick little app to see how fast the system goes
forgot a thing
Fast implementation of photo patch. Test data.
Negative cue numbers not allowed
Merge branch 'chenxi' into working
Added simulation animation patch. Implemented interrupt. New rig file.
Added missing files for SimulationAnimationPatch.
Modified test_and_set. Added a playback file for blending.
Merge branch 'chenxi' into working
Updated rig files with missing fixtures
Couple info functions for Playback
Approximate basis for S4 LED Series 1 color added.
Fixed memory leaks in ArnoldInterface.
Added scene built with 3D plot.
Merge branch 'working' of github.com:ebshimizu/Lumiverse into chenxi
Can save device set as dynamic query instead of static list of devices