Revert "Added Videos"

This reverts commit 2f57c8a04d17edf2370b9e18470f271f1c3a4c5e.
Example_video_reader of MatLab
Revert "Revert "Added Videos""

This reverts commit eb103d3b27c55fdccf7bb51f6dd037ce816bc9ae.
Adding Hough

To create a video with the lines drawn. Notice that there is a
particular function "zbufer_cdata" that is needed to get the figure
hwere we have drawn the liens without popping out any image.
In this file you can find the function to manage the video :) there are
a lot of more way to do the same..