Continue work on issue #1510: marshal vendor head revision information to the point of commit.
Continue work on issue #1510: marshal vendor head revision information
to the point of commit.

* tools/cvs2svn/cvs2svn.py
  (DEFAULT_BRANCHES_DB): Document that CVS paths are relative now.
  (CollectData.define_revision): Use relative CVS paths.  Add some
    more comments.
  (CollectData.set_revision_info): Handle non-imported 1.1's with a
    special case and a quote from Raiders of the Lost Ark.
  (is_trunk_vendor_revision): New function.
  (Commit.commit): Notice if this is a trunk vendor revision, but just
    pass for now if it is.

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