Fixed bug with partially reclaimed morphing units spawning reclaimable debris (and flying debris) at the end of morph.

This could be abused to create infinite metal by morphing and partially reclaiming Aegis->Aspis back and forth.
Merge pull request #168 from CarabusX/master

Fixed partially reclaimed morphing units spawning reclaimable debris at the end of morph. (part of issue #165)