Removed origMass from ALCOR's ModuleEngineConfigs

Was screwing with the mass of the pod.
Set all gimbal response speed stuff on %
fix missing % for description fields.
Add SXT engine support
Add size to SXT's SSME
Add Support for RLA linear and 5way thruster
Add 1/2 and 1/4 size 5way thrusters.
Switch order of squad 1/2 and 1/4 thrusters so that it goes 1/1 1/2 1/4 (in decreasing order of size).
Turn on physics for RCS thursters
Merge pull request #36 from Phredward/master

Add Support for RLA linear and 5way thruster
Next goal: Replace with tweakscale.
Merge pull request #39 from Felger/master

Near Future Engines Support