Initial add for lcd

Signed-off-by: Matthew Schick <matthew.schick@gmail.com>
Merge branch 'master' into mendel90_lcd
Merge branch 'master' into mendel90_lcd
Tweaks

Signed-off-by: Matthew Schick <matthew.schick@gmail.com>
Update Z_HOME_POS and fan pwm settings

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

Signed-off-by: Matthew Schick <matthew.schick@gmail.com>
Make extrusion relative (nophead default), reduce homing bounce, let it go home
quickly

Signed-off-by: Matthew Schick <matthew.schick@gmail.com>
Merge commit '7a1a34a21195b833a7ebd042de0dd3524aa35c87' into mendel90
Remove lcd define

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