v5.3.0 Release (hopefully)

*Removed unneeded textures.
*Added new, better textures!
*Revamped upgrade system.
*Machines and generators now only stack to 1.
*Machines and generators now drop with their upgrades and charge stored
in NBT.
*Fixed NEI plugin.
*Removed divider system for portable energy storage.
*Fixed some sound bugs.
*Fixed crazy entity item for energy cube and advanced solar generator.
*Made energy cube only drop in survival.
*Rewrote infusion system.
*Added liquid dictionary support.
*Added biofuel to ore dictionary.
*Bugfixes. Wooo!