Blender Git Loki

And another compile fix for M_PI and msvc2008...

Correct own recent changes broke release builds

Doxy comment for main()

Code cleanup: warnings (clang)

Fix for uninitialized var use

Enable GCC pedantic warnings with strict flags,

also modify MIN/MAX macros to prevent shadowing.

Code cleanup: BKE_nurbList_handles_set used some strange logic

correct recent commit

Code cleanup: use strict flags for BLI_rand

BLI_rand: Add BLI_rng_get_float_unit_v3, was static rayshade func

Convenience macro for print_ funcs, saves passing id each time

Code cleanup: reflect_v3_v3v3 made redundant copies

Correction for poly_to_tri_count (used over-complicated method)

Code cleanup: de-duplicate cotangent weight function & add arg sizes

fix scons ffmpeg libraries for mingw32

Code cleanup: kdopbvh, move minmax init into function

Fix mingw32 compilation

Support #ifndef WITH_SMOKE again

Cycles UI: Do not grey out Object Motion Blur buttons, when we use CPU fallback (User Preferences set to None).

Fix MinGW64 compilation until we update the libraries.