Log Message:
Update OpenRM to 1.5.2

#  New indexed primitive types: quads, quad-strips, tris, tri-strips,
along with a new RMdemo program that exercises these new primitives.
# New primitive type: quad-strips.
# Expanded set of supported platforms: 64-bit Linux, MacOSX (it really
works this time)
# Dramatically improved "tfly" demo program produces stunning visuals
(see images below).
# Overhauled configure script for enhanced multi-architecture support in
the RMdemo distribution.
# New Gordo demonstration program "lightModes" that lets you explore
OpenRM's light source parameters and lighting environment attributes.