update translations, fix plater.py wildcards

Added licensing info to README and all source files

Translation Updates

Fixed the Options dialog so input boxes re-size but labels don't

Added right alignment for labels for easier reading/connecting label to input box.
Centered vertically the label and box so they line up clearly.

plater.py i18n

This reverts commit bfc30d6b.

Moved around and added back temperature gauges for hotend and bed. Hide auto-monitoring temp updates from text-box.

Update pot files and German translation

Reformat for pep8 conformance

rework german translation

Allow resize "Edit Settings" dialog and change slicer exception text

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