Merge branch 'DRTVWR-440' of https://bitbucket.org/lindenlab/viewer

indra/llmath/llmath.h

indra/llmath/v3color.h

indra/llmath/v4color.h

indra/llprimitive/llprimitive.h

indra/llrender/llvertexbuffer.cpp

indra/llrender/llvertexbuffer.h

...ew/app_settings/shaders/class1/deferred/softenLightF.glsl

...ew/app_settings/shaders/class2/deferred/softenLightF.glsl

...iew/app_settings/shaders/class2/windlight/transportF.glsl

...iew/app_settings/shaders/class3/windlight/transportF.glsl

indra/newview/llvovolume.cpp

indra/newview/llvovolume.h

indra/newview/pipeline.cpp