Add --dump-only option to cvs2svn.py:
Add --dump-only option to cvs2svn.py:

* tools/cvs2svn/cvs2svn.py
  (SVNROOT): Remove this constant.
  (usage): Document new option.
  (main): Initialize new option to 0 in ctx, parse for it in getopt,
    and do a consistency check on options afterwards.
  (pass5): Don't load the dumpfile if ctx.dump_only is true.

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