added contrast threshold input from gui and showed default values for contrast and size threshold and displayed Error when non integers are given
created the slider for precisely what the threshold is
Checked contrast threshold inputs to ensure they were between 0 and 255.
working on making text to slider work
made the pixel threshold label work
made the contrast thing work I think. Layout in windows needs adjustment
fixed some bugs and cleared stuff up
Changed the insets of the button panel so it does not conflict with the data panel
fixed bugs in sliders
conflicts resolved with master