Plastruder Calibration

This is a semi-automated implementation of http://blog.makerbot.com/2010/12/22/calculating-your-feedrate-to-get-awesome-prints/ . It homes the machine, centers the nozzle about 100mm over the build platform, warms up the nozzle and extrudes plastic for a while.

There are integrated prompts to explain the process. Due to a bug (or missing feature) in ReplicatorG documented at http://replicatorg.lighthouseapp.com/projects/66325/tickets/11-gcode-m6-pauses-firmware-but-not-replicatorg , the M1