Add xa stuff for MG2.
Add MG2.
Use MG2 instead of MG1.
Get rid of version sub-directories for item & weapon server scripts.
Add xa stuff for SR2.
Add SR2.
Replace SR1 with SR2.
ETH: Remove SG2 from class #2 loadout.
Tweak SMG2 sounds.
Fix SR2 sounds.
Tweak XJump sound.
Include ETH5 map in releases.
Use fixed inaccuracy for SMG2.
Implement three (instead of just one) energy slots for ShapeBase objects.