8185620: MSCAPI test leaves too many entries in keystore Summary: Deletes the added entries before exiting Reviewed-by: vinnie Contributed-by: John Jiang <sha.jiang@oracle.com>

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
.DS_Store
.metadata/
.recommenders/