no asserts in http methods.
fix indentation.
include tracing in list of request middleware.

todo: it would be nice to specify request AND/OR response in the block where the middlewares are declared.  That way we won't run into this kind of problem (TIMTOWTDI).
* Fix a bug in the way headers are checked for.
* Make sure to authenticate.
remove comment.
joe/dev was getting used in other tests, short-circuiting full auth path when test-tracing-middleware was tested causing full traces not to happen.  The solution is to use an auth user that is used nowhere else.
yes, skip the tracing test. really, this time I mean it.
Merge pull request #4 from racker/skip_tracing_test

Fix up the tracing test
Merge branch 'master' into account_regex