HOME_POS is now always where the endstop is and can be outside the limits.
The limits are now defined by MIN_POS and MAX_POS rather than HOME_POS and MAX_LENGTH.
The Z is axis now homed first if direction is away from the bed.

Saguinololu limit pins change from MIN to MAX according to the homing direction.

Added invert step pins to corexy code

added individual pullup setting option to have finer control in case there is a special z-min sensor, for example

Marlin v1

Add M401 - Wait for user to press button on LCD (with optional timeout) minor fix in M115.

repaired thermistortable_6 by graphcial fitting of the off-slope values. see issue 179.  Erik, I know you asked for no changes, but this file probably is not related and hopefully allright. 

Fixed E1_ENABLE pin for Ultimaker. This was wrong for the 1.5.4 and 1.5.3 PCB (I cannot check the 1.5.6)