File pmc:  - added some missing free's.  - added a basic (really basic) copy method.
File pmc:
 - added some missing free's.
 - added a basic (really basic) copy method.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@11202 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot