* tools/dist/collect_sigs.py:   Add license blurb, as well as some ideas on future improvement.
* tools/dist/collect_sigs.py:
  Add license blurb, as well as some ideas on future improvement.

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