Prompt is now generated by a promptf() call for every cmdloop iteration.

Conflicts:
	pronterface.py

added gcoder from another project. using gcoder to calculate dimensions and used filament

fixed measurement calculation for X and Y axis

Conflicts:

	pronsole.py

Add the GNU GPL text as the licese itselfs demands

GUI creation split

Fixed a bug on windows that caused find to fail by a few spaces.

here is a link to the explanation of why this bug exists.
http://wiki.wxpython.org/wxPython%20Platform%20Inconsistencies#line-142

Improve resizing behavior of Pronterface main window

Temp display staic text would cause rearranging of controls on main window resize.  Adjusted the span so the static text could span all the controls on the left panel.

Connection rework, coding style rework