[core] Add some function-level documentation in src/inter_call.c for functions that I understand. There are still some functions that are undocumented, however.
[core] Add some function-level documentation in src/inter_call.c for functions that I understand. There are still some functions that are undocumented, however.

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@30317 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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