Fixed missing ENCODER_PULSES_PER_STEP
Placed optional ENCODER_PULSES_PER_STEP in the configuration.h file
Added info to the delta configuration files in the configuration.h file
Added Azteeg X3 board.
Update Configuration.h

Include CPU Sethi 3D
Update pins.h

Include Pins cpu Sethi 3D
Fix for Viki display
Merge pull request #610 from phq1910/patch-2

Update pins.h
Merge pull request #609 from phq1910/patch-1

Update Configuration.h
Bed Auto Leveling feature

Check the Readme for instruction how to enable and configure the feature
Fixed duplicate define in fastio.h
Merge branch 'Marlin_v1' into test_merge

Signed-off-by: Matthew Schick <matthew.schick@gmail.com>

Conflicts:
	Marlin/Configuration.h
	README.md