Some experimental code
requred include for some systems
Some experimentation with hough circles
Merge branch 'personDetectionExperiments' of github.com:GroupDenseKitchen/project into personDetectionExperiments
Downsampling
Prototype of hough circles done
Code
In the process of cleaning up the personDetectionCode
Some clean up and refactoring of the hough circle approach
More cleanup and extra debugging things

The hough threshold variable is not in use atm, but could be used when
voting.
Tried out anouthe circle detection algorithm
Tuning of circle detector, addition of filters without negatively weighted centers and masking the canny image with foregroundMask.
Small changes
Merged from master
Doxygen comments
Merged from master
Merge pull request #51 from GroupDenseKitchen/circleDetection

Human classifier for top-mounted camera