Conflicts:
	plater.py

Crudely arranges the added STLs on the bed. Does not attempt to optimise for
space or anything, just arranges them in a rough grid.

French translation + minor gui changes

- french translations
- added some translated strings in pronterface.py
- resized macro window and control's positions
- reordered main menu

necessary for windows compatibility

This reverts commit d2b90ebe, reversing
changes made to 8af5496a.

Added a macro and button definition for controlling fan

Resize preview window on main window resize.

Fix erroneous number of elements returned from function call

PLA temps set to better defaults.

Display dimensions of gcode file on load.