Added throwable magnets, but they don't work too well :(
Moved some files around
Added ability to reverse charges with "f" with the magnetize tech. Please unequip tech before updating
Liquid tank now displays proper liquid contents
Added liquid extractor
added onEnergySendCheck hook to energy.lua
New sprite for itembox
Doubled magnet strength, capped minimum distance
got the basic generator working nicely
Merge branch 'dev-pipes' into dev
Merge branch 'dev-energy' into dev
Merge branch 'dev-magnets' into dev
Merge branch 'dev' of github.com:alex-lawson/sb-automation into dev