update HTTP parser
Merge branch 'master' into develop
change http_request callback functions for new HTTP parser.

For New HTTP parser, changes http_parser_settings callback functions.
refactoring
Merge branch 'master' into develop
Support HTTP/1.1 keep-alive

add support HTTP/1.1 keep-alive
 * keep-alive
 * Transfer-Encoding: chunked
 * http pipelining
 * Expect
add reason phrase to status_code
Fix body iterator

Fix body iterator to call Enumerator#next, not Enumerable#shift.
and check StopIteration to rb_protect().
Fix: use rb_rescue, not rb_protect
refactoring
refactoring
cleanup
fix
fix tests for tests setup/teardown only once.

fix some tests for server-setup only once in first and kill process
only once in last-job.
Up
adding 2.0.0 to travis test
add test for given bad path string
add chunk response test
ready to 0.4.0
minor fix