Trying to fix issue #484 -- failed updates shouldn't be leaving dead txns on the server.
Trying to fix issue #484 -- failed updates shouldn't be leaving dead
txns on the server.

* update.c (dav_svn__update_report): when an error happens building
  the txn, or during the editor drive, be sure to call
  svn_repos_abort_report().  This will remove the dead txn.

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