Minitronics Pins

Change Minitronics Pins to suit delta printer
SD Card Pause Bug Fix
Deltic3D Initial Basic Config

Basic variables for Deltic3D
More Config variables Extruder and Segments
Z-Probing (Repetiers) Config
Feature Controller 16

Add support for I2C 20*4 Display and a rotary encoder. Note; Arduino
libraries are needed for the display.
Add Semi-Manual AUTOCAL Feature

All the aspects of a automatic calibration feature. The routine is run
with the G33 command and basically does what you would normally do by
hand when first setting up a Delta printer. Endstop offsets and the
delta radius are adjusted to level the hot end.