removes some unnecessary build files

Signed-off-by: mrzl <marzzzel@gmail.com>
adds the live video feed option to the videoreader. closes #50

Signed-off-by: mrzl <marzzzel@gmail.com>
adds a button to the menubar to select the videostream as a videosource

Signed-off-by: mrzl <marzzzel@gmail.com>
adds the option to choose the videostream as the input for the video to be processed

Signed-off-by: mrzl <marzzzel@gmail.com>