Added API for EnderAttuned
Merge branch 'master' of github.com:MightyPirates/OpenComputers into ExperimentalUpgrades
basic liquid interaction appears to work...
sucking and ejecting of fluids
store methods
Merge branch 'master' of github.com:MightyPirates/OpenComputers into robot-fluids

Conflicts:
	src/main/scala/li/cil/oc/Items.scala
Some cleanup.
Added a few more methods for fluid interaction (compare tank contents, transfer contents).
Made fluids properly flow when placed into the world.
Sending neighbor update info when adding / removing components, allows pipes connected to robots to refresh.
Added tooltip showing contents for tank upgrades.
Undid changes to the API.
Added icons for tank upgrade and tank controller upgrade.
Added localizations for the same.
Added the tank controller upgrade.
Added recipes for the two.
Some fixery.