Resizing the options dialog is now possible, this will allow you to check the paths for slicecommand and sliceoptscommand 

Conflicts:
	pronterface.py

Make bgcolor configurable

Merge fixes added to master into experimental

Refactoring plater. 

refactor - shape move and rotate into functions for nonGL canvas, keyboard manipulation. Added -nogl option to force nongl canvas.

refactor - shape moving and rotating into funcions. Keyboard mainipulation is there, except it doesnt work as I have no idea where keypress events go (definitely not canvas)

load_scad line parsing rewrite

Added Tooltips and a Help Dictionary for the User Options.

disconnect after print with printcore

Add command line options to printcore.py

Fixed default ports on windows.

Updated readme to point to a specific version of wxpython for lion

Updated readme...there have been a lot of issues with pronterface on Lion. The link I added should clarify some of the confusion.

Use a single variable for build size, allow setting bed center coordinates.

Reduced the amount of data emitted to the user after loading a file.

The extra data while interesting, belongs in a deliberate command to show stats.
summary line reads:
  Estimated duration (pessimistic):  187 layers, 00:29:42

Make STLs less shiny on non-Linux OSs

Merge fixes added to master into experimental

Complete rewrite of time estimation with acceleration