added png to ignore list
initial commit, python code to overlay frames on top of eacher and output it to jpg. can use this to select a window in each frame that has no traps in it
modified code to work as a function rather that straight code. can enter arguments from_dir and to_dir. this will be useful when we deal with multiple sets of video data eg. DFO2013, DFO2014, etc
modified code to work as a function, that takes the name of a .mp4 file as an argument. also added code to take top middle chunk of frames, since this will have no trap in it (causes problems with clustering - traps in different places in video
code applies clustering to each video file. modified code to cycle through video directory, rather than data directory. as code cycles through, it also reads the data from the video file and writes it to the frames and data directories. also modified code to write the txt files needed for the eigentraps correctly (errors in the code in previous version