VectorSet compile fix. refs #146
Removed usage of Sys_GetSystemRam(). refs #164
Precompiled headers unbound
rebased
added missing Sys_GetSystemMem
removed jpeg-6, replaced by jpeg-6b
typo fixed
fixed conditional tools building
cmakelist cleaned from precompiled
removed hardly useful Sys_GetSystemRam()
fixed ffmpeg includes for unix
frame.h deprecated on modern libavutil
Precompiled headers unbound

rebased

added missing Sys_GetSystemMem

removed jpeg-6, replaced by jpeg-6b

typo fixed

fixed conditional tools building

cmakelist cleaned from precompiled

removed hardly useful Sys_GetSystemRam()

fixed ffmpeg includes for unix

frame.h deprecated on modern libavutil

libs png and jpeg are now from system or built

build options tweaked

types fixed

writes fixed

build options tweaked