* tools/dist/release.py   (roll_tarballs): Ensure a variable is defined.
* tools/dist/release.py
  (roll_tarballs): Ensure a variable is defined.

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