*SideOnly to all client-only classes.
*Proxied electric chest GUI.
*Overhauled sound system to not require direct TileEntity accesses.
*Fixed sounds continuing after server disconnect.
*Fixed /mk version command.
*Removed unneeded imports.
*getMaxGas() in IGasStorage.
*Fixed Hydrogen Generator continuously draining hydrogen.
*Improved energy transfer protocol to equally distribute remainder.
*Gas transfer protocol now ignores full acceptors.
*Shuffled remainder management in gas transmission.
*Cleaned up acceptor code.
*Fixed outputs.
*Added Universal Cable! This cable works with IndustrialCraft,
BuildCraft and Mekanism -- distributing with correct ratios.
*Updated to Minecraft 1.5.1.
*Prevented crashes in bounding blocks.
*Bumped version to 5.5.0.
*Better energy outputting code for generators and energy cubes.
*Made pressurized tubes not require updates.
*Fixed bounding block saving incorrect NBT data.
*Fixed energy cube tier not updating.
*New handy methods in MekanismUtils.