cosmetics: recursive search for sources
FindNIX: also search for lib in ../build
CMake: add NIX and OpenCV include dirs
Merge pull request #1 from gicmo/osx

Small changes to compile under OSX
remove obsolete Makefile
type of video data array has the correct type now
play_video: add python script to play videos
Merge pull request #2 from gicmo/playback

play_video: add python script to play videos
Merge branch 'master' of https://github.com/jgrewe/guppy
some improvements and scaling of images
Merge branch 'master' of https://github.com/jgrewe/guppy

Conflicts:
	CMakeLists.txt
enabled checking for existing files, no more overwriting
fixed filenaming for avi output
add option to select the start key, defaulted to 32, no check on
collision with other shortcuts!
video is played with the correct frame rate
automatic search for the first video data array if not explicitely
specified.
rename default tag type, cosmetics
highlighting of tags during video playback
update of readme
add a recording dot to the image while recording, some other cosmetics