v 0.1.0
*	initial release


v0.1.1
*	Fixed receiving digilines message on "" channel.
*	Added siren.
*	Made digilines optional for solid conductor blocks.
*	Fixed lighting
*	Added puncher


v0.1.2
*	Added support for hopper as optional dependency for droppers, dispensers
	and collectors.
*	Added digilines message to punchers when something is punched.


v0.1.3
*	Added hp and height info from detector.
*	Added dispensers spawn if spawner with optional dependency on mobs mod.
	If mobs:egg is dispensed 10% change a chicken is dispensed instead.
*	Added player_button.


v0.1.4
*	Bug fix to spawning owned mobs.


v0.1.5
*	Added setting Spawn mobs.
*	Added lwcomponents.register_spawner api.


v0.1.6
*	Added holograms.
*	Added breakers.
*	Added fans.


v0.1.7
*	Fixed fan description.
*	Breakers can break nodes up to 5 forward with digilines message.
*	Added deployers.


v0.1.8
*	Changed detector digilines message to single message with list of
	detected items.
*	Added conduits.
*	Fixed fans not blowing upward.
*	Made changes to lwcomponents.register_spawner api - called function
	must now set velocity, can use force parameter.
*	Removed spawning from this mod. Created lwcomponents_spawners to
	register spawers.


v0.1.9
*	Fixed infotext on various nodes.


v0.1.10
*	Added cannons.


v0.1.11
*	Fix to breakers (?).
*	Added position aiming to cannons.


v0.1.12
*	Added sensitivity option for game controller in cannons.
*	Added cannon shells.
*	Fixed bug in utils.is_creative.
*	Increased cannon pitch to -20 to 70.


v0.1.13
*	Removed optional dependency lwdrops.


v0.1.14
*	Calls on_drop when item is dropped.


v0.1.15
*	Fixed bug call to clear_map in fan on_blast.
*	Added pistons.


v0.1.16
*	Fixed piston interaction with non-walkable nodes.


v0.1.17
*	Fixed unintended global variable in pistons.lua.


v0.1.18
*	Added mesecons through wire.


v0.1.19
*	Added camera.


v0.1.20
*	Valid distance and resolution for camera set by digilines message.
*	Imposed maximum resolution of 128 for cameras.


v0.1.21
*	Minor bug fix, movefloor global.
*	Fixed movefloor so player doesn't fall through floor.
*	Transfer timer in moved nodes for pistons.