Use absolute paths consistently throughout the client commit code.
Use absolute paths consistently throughout the client commit code.

* subversion/libsvn_client/commit.c
  (get_ra_editor): Change param name, and assume an absolute path.
  (svn_client_import3): Get the absolute path, and use it.

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