Merge commit 'acc0e7527914948656ccabba35f7faedc94ef885' into Marlin_phoenix

* commit 'acc0e7527914948656ccabba35f7faedc94ef885':
  Fixes commands not being acknowledged in the same order they are received in
Merge commit '03e489aaad6dd6584970fb2acfe00cc5aa292668' into Marlin_phoenix

* commit '03e489aaad6dd6584970fb2acfe00cc5aa292668':
Merge commit '71ddfc4a2b06b31231a348ba6ce021d4cb2bb507' into Marlin_phoenix

* commit '71ddfc4a2b06b31231a348ba6ce021d4cb2bb507':
  Tweaks to E0 PID. Adjust travel limits (accounting for non accessible area - y axis).
  Updated for boards.h
  Corrected merge error.

- Disabled TEMP_SENSOR_2
- Restored PID_dT to defaults
- 0.0.8-beta release
Added change log.
Merge branch 'Marlin_phoenix' into Marlin_phoenix_z_probe

* Marlin_phoenix:
  Added change log.