Vehicle specialization for processing material inputs and outputs.
V1.3.3
Added litersPerSecondText for setting custom text in GUI (18ac6c9)
V1.3.2
Fixed issue with discharging to ground generating too much material (45dc447)
V1.3.1
Added attributes to fill level object changes in FillUnitExtension specialization (b24784f)
V1.3
Removed fillLevelObjectChanges and fillLevelSound from DischargeNode (e2e0348)
Added FillUnitExtension specialization (343baae)
fillLevelSound and fillLevelObjectChanges are now available in a separate specialization
