Tweak 'svnadmin info' output: print each capability in its own line.
Tweak 'svnadmin info' output: print each capability in its own line.

Before:
    % svnadmin info r | grep Capabilit
    Repository Capabilities: mergeinfo,foo
After:
    % svnadmin info r | grep Capabilit
    Repository Capability: mergeinfo
    Repository Capability: foo

* subversion/svnadmin/svnadmin.c
  (subcommand_info): As above.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1483856 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion