添加对chunked和gzip的支持, 目前暂时在异步中还未实现. 启用gzip需要依赖zlib, 并在项目中定义AVHTTP_ENABLE_ZLIB开启支持.

Signed-off-by: Jack <jack.wgm@gmail.com>
添加一些常用的options.

Signed-off-by: Jack <jack.wgm@gmail.com>
使用预定义的http选项.

Signed-off-by: Jack <jack.wgm@gmail.com>
Merge branch 'master' of github.com:avplayer/avhttp