daid/Cura — pull request #588 by ryneches (2013-10-16 08:57:29+00:00)
Title: by default, set extruder to absolute mode

I got a fun, squishy surprise when I switched back to a Cura print after messing around with some custom gocde in relative extrusion mode. Since Cura's slicer assumes that the extruder is in absolute mode, we should make sure to always tell the firmware that is indeed the case.