A partial fix for issue #3896 'mergeinfo syntax errors should be treated gracefully': Make repository more tolerant of invalid mergeinfo such that blame -g isn't needlessly broken on the client side.
A partial fix for issue #3896 'mergeinfo syntax errors should be treated
gracefully': Make repository more tolerant of invalid mergeinfo such that
blame -g isn't needlessly broken on the client side.

* subversion/libsvn_repos/rev_hunt.c
  (get_merged_mergeinfo): Assume no merges if we run into syntactically
   invalid mergeinfo, rather than raising an error and breaking blame -g.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1129923 13f79535-47bb-0310-9956-ffa450edef68

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