HTTP client: high level get and post. add form-params and basic-auth support
update readme about async/sync HTTP client (experiment)
using 1.3-SNAPSHOT; add ns require in readme
more fast & accurate handling timeout by using PriorityQueue
remove Content-Encoding: zip since http-kit transparently unzip it
HTTP client: allow config user-agent more easily; Add HTTP client unit test;  move server_test.clj to a new place
clean code, also reduce stack frame by 1
clean code; add simple http-client bench code
HTTP client: support keep-alive for better performance
update readme; fix broken scripts;