ErikZalm/Marlin — pull request #724 by whosawhatsis (2014-01-20 03:25:56+00:00)
Title: Fix bugs in Extruder Runout Prevention, including DAMAGING HEAD CRASH

Includes 2 bugfixes for Extruder Runout Prevention, one of which has damaged several of our machines by causing the Z axis to attempt to move past its maximum.