Fix the --keep option for svn-fast-backup, it was ignoring its argument.
Fix the --keep option for svn-fast-backup, it was ignoring its argument.

Patch by: Christopher Boumenot <boumenot@gmail.com>

* contrib/server-side/svn-fast-backup
  (parse_commandline): Grab an argument for the keep option.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@859531 13f79535-47bb-0310-9956-ffa450edef68

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