Allow :set foo=bar | echo baz.

pentadactyl/TODO

@@ -56,7 +56,6 @@ FEATURES:
 8 :redir and 'verbosefile'
 8 middleclick in content == p, and if command line is open, paste there the clipboard buffer
 8 all search commands should start searching from the top of the visible viewport
-8 allow for multiple ex commands separated with | (see #24)
 8 <C-o>/<C-i> should work as in vim (i.e., save page positions as well as
   locations in the history list).
 8 jump to the next heading with ]h, next image ]i, previous textbox [t and so on