July 3rd, 2014 Update - Many additions

Updated:
Mining nether ores now anger nearby pigmen.
Added temporary KeyBindings as a template for future key pressing
events.
Added IElectricalDevice interface to be implemented by any machine that
will use electricity.
Added config options for the nether ores to set whether the pigmen get
angry when mining and whether using silk touch will prevent them from
being angry.
Finished the rendering code for the InsulatedCopperWire block.