Add rubyish name alias.
Add rubyish name alias.

* subversion/bindings/swig/ruby/svn/client.rb
  (Svn::Info#repos_root_url): New alias for Svn::Info#repos_root_URL.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@857801 13f79535-47bb-0310-9956-ffa450edef68

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