PneumaticCraft 1.2.7

-DISABLED VERSION CHECKER! PLEASE UPDATE TO THIS VERSION!
-Added various new models (even more to come later), thanks to Morton00000!
-Added Pneumatic Helmet model, thanks to trade12. As it looks too good (you read that right), it is turned off by default.
-Improved the Block Tracker so it never will lag the client again.
-Capped the maximum upgrades in all machines to prevent TPS issues.

-Bugfix: Block Tracker + AE2 alpha version crashes.
-Bugfix: Omnidirectional Hopper eats items from a Jabba barrel.