Merge pull request #4 from gabrielbaca/master

Red histogram
Merge pull request #5 from gabrielbaca/master

Added freeze status to processing windows
histogramas agregados
Merge pull request #6 from viccarre/patch-1

histogramas de RGB agregados
qMerge branch 'master' of https://github.com/zavalza/Vision

Conflicts:
	Parrot/src/main/heli.cpp