Added new class Face that is an extension of Roi
skinprop has been modified to only use hue, this should be more robust
to illumination changes
racv::Rect can now return the middle of their side as racv::Point
Added new function to calculate the extreme points of a cloud of points
Removed specific reference to point2f
Added wrappers to opencv's include to ensure re-compatibility
The library now uses cmake to build
The Eclipse project doesn't generate makefiles anymore, cmake does it
Fixed cmake configuration file to remove lib/ folder
Added include opencv's version header for version checking
Removed spaces in version checking conditions
Changed opencv variable used for version checking
adding cv::LINE_AA retrocompatibility
Placing LINE_AA in cv namespace
fixed LINE_AA to enum
added video seeking to retrocompatibility