By popular demand, allow listing and retrieving the recorded signatures.
By popular demand, allow listing and retrieving the recorded signatures.

* tools/dist/collect_sigs.py
  (shell_content): Link to the list of signatures.
  (signature_area): Have the form URL discard PATH_INFO.
  (list_signatures, cat_signatures): New functions.
  (main): Recognize 'list' and 'fetch' commands in PATH_INFO.

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