Fixes wiki diff rendering.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4953 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/wiki/diff.rhtml

@@ -13,5 +13,5 @@
 </p>
 
 <div class="text-diff">
-<%= @diff.to_html %>
+<%= simple_format_without_paragraph @diff.to_html %>
 </div>

lib/redmine/helpers/diff.rb

@@ -65,7 +65,7 @@ module Redmine
             words_del = 0
           end
         end
-        simple_format(words.join(' '))
+        words.join(' ')
       end
     end
   end