Fix a bug where an interrupted log file that left a .svn/tmp/entries file prevented cleanup running.
Fix a bug where an interrupted log file that left a .svn/tmp/entries file
prevented cleanup running.

* subversion/libsvn_wc/entries.c (svn_wc__entries_write): Allow the
  temporary entries file to overwrite an existing temporary entries file.

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