Commit initial by Puma3d

[CesarAranda]

No description provided.

[CesarAranda]

1. The format of the position in the response of an M114 command is different from the other G0, G1.
   Solution proposal: Change position format in M114.
2. An infinite loop is found in the homing sequence.
   Solution proposal: Add a timeout control to reach the endstop when doing a homing.
3. The change of sequence in version 0.61 with respect to 0.51 causes it to fail when the X or Y enstop has been moved or missing.
   Solution proposal: Change flow on homeSequence. Plus generality of different hardware