VimRC: Added new ruby string interpolation surrounding.

dotrc/.vim/vimrc/bundles-options.vim

@@ -268,6 +268,7 @@ if 1 == VimRCBundlesDevel
   let g:surround_{char2nr('q')} = "'\r'" " q - like (q)uotes
   let g:surround_{char2nr('d')} = "\"\r\"" " d - like (d)oublequotes
   let g:surround_{char2nr('t')} = "`\r`" " t - like back(t)icks
+  let g:surround_{char2nr('s')} = "\#{\r}" " v - like ruby (s)tring interpolations
   let g:surround_{char2nr('v')} = "\${\r}" " v - like bash (v)ariable
   let g:surround_{char2nr('m')} = "\$(\r)" " m - like (m)ake variable
   let g:surround_{char2nr('i')} = "\['\r'\]" " i - like (i)ndex array/hash access