LS22 JLG G12 55A v1.0.0.1

LS22 JLG G12 55A v1.0.0.1
Bucket self-leveling correction.
Added arm dummy XML.
The movement delay was fixed.
Correction minimum height arm and hitch.

Bucket self-leveling correction.
Added arm dummy XML.
The movement delay was fixed.
Correction minimum height arm and hitch.