Prusa i3 X-Axis Motor Drive and Idler assemblies

These are the X-Axis motor drive support and Idler assemblies. These were modified from those posted by Twelvepro to enhance the overall structural strength and to fit a 5/16th Z-Axis drive nut. I have also added revisions that will accommodate M6 nuts as well.

I have included modified an extruder mount and shroud assembly to fit on the X-Carriage of the Twelvepro I3 printer system.