Changed the way relative velocities are calculated for docking.
Merge pull request #135 from artwhaley/artwhaley

Changed the way relative velocities are calculated for docking.
Fix MechJebRPM for MJ 2.4.x

Fixes RPM Issue #137
Merge pull request #138 from MOARdV/master

Fix MechJebRPM for MJ 2.4.x
Merge pull request #1 from Mihara/master

synching my fork