Rename the svnadmin 'lsdblogs' subcommand to 'list-dblogs'.  Remove the --only-unread option and create a new subcommand named 'list-unused-dblogs'.
Rename the svnadmin 'lsdblogs' subcommand to 'list-dblogs'.  Remove
the --only-unread option and create a new subcommand named
'list-unused-dblogs'.

* subversion/svnadmin/main.c
  (svn_opt_subcommand_t): Renamed subcommand_lsdblogs to
    subcommand_list_dblogs, added subcommand_list_unused_dblogs.
  (svnadmin__only_unused): Removed.
  (options_table): Removed svnadmin__only_unused entry.
  (cmd_table): Renamed subcommand_lsdblogs entry to
    subcommand_list_dblogs, added subcommand_list_unused_dblogs.
  (svnadmin_opt_state): Removed only_unused.
  (subcommand_lsdblogs): Renamed to list_dblogs, and added only_unused
    arg.
  (subcommand_list_dblogs): New function.
  (subcommand_list_unused_dblogs): New function.
  (main): Removed svnadmin__only_unused case statement.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@846897 13f79535-47bb-0310-9956-ffa450edef68

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