Fix cvs2svn test cleanup problem introduced in r8634:
Fix cvs2svn test cleanup problem introduced in r8634:

* tools/cvs2svn/cvs2svn.py
  (pass5): Delete live reference to db before removing its file.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion