The path-based one didn't work when path hadn't existed.

This solves a problem when Blender produces more frames than UltraGrid
can consume.

- updated README.md - shm capturer + CPU-based compressions
- updated run/compile scripts
- updated VRG plugin

Martin Pulec authored Feb 26, 2020 and Martin Pulec committed Feb 26, 2020

- fixed permissions of scripts
- print failed CUDA command

Must use UltraGrid branch 'vr'.
- modified a script not to use AVX2
+ added -lboost_locale as a dependency for Blender

option(WITH_RGBA_FORMAT		  "Enable rgba format, default is yuv420" OFF)
option(WITH_YUV_OUTPUT        "Enable yuv output - writing to yuv file" OFF)
option(WITH_BMP_OUTPUT        "Enable bmp output - writing to bmp file" OFF)