now using block.canSustainPlant
This fixes an issue where the controller will get stuck in
“resetting…”. However, visual glitches remain, and the code can use
some cleanup. Coming right up :)
fixed visual glitches

export-unit was not closing claws before moving away from the assembly
table on reset, and it was not returning to home position during normal
operation
drill & laser are now aborting on reset
Spawn plants when bonemealing grass
disabled client-handling of bonemeal-events

… because why would we ever want to do this?
Bugfix: Elevator Frames bug out rendering of transparent blocks. Fixes #301
Bugfix: Pneumatic Dynamo loses RF energy. Closes #307
different way of handling item-export on reset
Bugfix: Waila is labeling plants mature when they aren't. Fixes #303
Bugfix: (Advanced) Air Compressor is using 10x as much fuel as it should.
Typo with Universal Sensor in IGW. Closes #306
some work done on import-unit

compiles, doesn’t produce any usable results
Bugfix: Missing texture when trying to camo with Chisel, and also fixed lighting issue with elevators.
IO Unit is now functioning for import & export

however, claw-movement and some sanity-checks are still missing
more work done on IO Unit

BUG: claw flickers if idle and has been moved before
fixes claw-flickering

however, claw will close completely even for bigger objects >:-|
fixed: claw-closing, multiple items on import

BUG: using air while waiting for items
Better reset handling
more refactoring

seems mostly harmless^Wstable
some cleanup work
Merge pull request #1 from DarkStarDS9/shelf

refactoring for IOUnit done; also refactored some related parts