update lua-resty-http
allow passing params to script/busted
fix connecting to twitter

* patching the lua-resty-http
* fixes https://github.com/pintsized/lua-resty-http/issues/23
Merge pull request #12 from APItools/update-lua-resty-http

update lua-resty-http
more documentation (Bucket, Trace)
more documentation mostly to Trace
add links to our pages
Clarify HTTP documentation