* tools/dist/release.py: Explicitly mention that this script is intended to    support all active release lines of Subversion.
* tools/dist/release.py: Explicitly mention that this script is intended to
   support all active release lines of Subversion.

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