Fix missiles so they are actually useful.

Currently on StarMade, since the past two or so updates ago, a "fix" was implemented that "re-instated" group penalty power costs for weapons. However, this had a very adverse affect on both beams and missiles with beam slave, making multi-group arrays that previously only cost 2 million up to 40 million and more to use. Now in the most recent update, this "beam bug" was fixed for beam-beam, but it has yet to have a fix implemented for missile-beam.

Now, I know that we just got out of the...

Fix missiles so they are actually useful.