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.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@843678 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion