make binary upload plugin work with tiddlywebwiki
make binary upload plugin work with tiddlywebwiki

the csrf token is tiddlyspace specific. if tiddlyspace is not
available it should still work.

see
http://groups.google.com/group/tiddlyweb/browse_thread/thread/476bf7fcccd07da4/9a04f256ce5b8ce7?show_docid=9a04f256ce5b8ce7

FND/tiddlyspace,TiddlySpace/tiddlyspace,FND/tiddlyspace,FND/tiddlyspace,TiddlySpace/tiddlyspace,TiddlySpace/tiddlyspace