route assemble complete
Merge branch 'master' of https://github.com/laruence/php-yaf

Conflicts:
	tests/068.phpt
	tests/069.phpt
yaf assemble complete
add Yaf_Response_Abstract:: setHeader()
optimize code and add Yaf_Response_Abstract:: setAllHeaders()、Yaf_Response_Abstract:: getHeader()
optimize code and add Yaf_Response_Abstract:: clearHeaders()
output headers and response_code where Yaf_Response_Http::response() is called
move setAllHeaders、clearHeaders、getHeader、setHeader to yaf_response_http.c from yaf_response.c
PECL requires PHP_EXTNAME_VERSION
fix some bug and make code better
添加Yaf_Response_Http::resopnse()方法覆盖Yaf_Response_Abstrace::resopnse()，并优化代码
Fixed issue #69
Merge branch 'master' of github.com:laruence/php-yaf
Merge branch 'dev' of https://github.com/wenjun1055/php-yaf

Conflicts:
	tests/070.phpt
	yaf_response.c
refactor the implementation
Merge branch 'feature-assemble' of https://github.com/zxcvdavid/php-yaf

Conflicts:
	tests/070.phpt
	tests/071.phpt
	tests/072.phpt
Fixed memory leak in 5.2
Add phpt into packages
Fix memory leaks, and edge cases
Fixed test case