fix explosive penetration

and blaster bomb radius
fix destroying ufos as they retreat

and make the ufo blob "flash" on all interception open windows regardless
of who is doing the shooting.
fix animation speed breakage of previous commit
Revert "fix animation speed breakage of previous commit"

This reverts commit db1b6a95ec89ae545927a6736e5e9dcac558a4fc.
fix animation speeds of interception window PROPERLY
fix interception projectiles
Merge remote-tracking branch 'upstream/master' into WIP
Merge pull request #24 from Xracer/WIP

Wip 	Merge remote-tracking branch 'upstream/master' into OXCHD