Changed RGB to YUV conversion equations.
Added RGB functionality to setRed/Green/Blue
Update pixels.h
Added getyuv functions.
Merge branch 'master' of https://github.com/regukatu/mkvsynth
minor typo
added yuv functionality to the setred/blue/green functions.
Merge branch 'master' of https://github.com/regukatu/mkvsynth into nonmaster
Merge pull request #3 from regukatu/master

Changed RGB to YUV conversion equations.
Update Readme
added set and adjust yuv functionality
Merge pull request #4 from regukatu/master

Added set and adjust functions for yuv and rgb
fixed a memory leak bug
minor bugfixes