HTTP Client for ESP32

[rillhu]

Hi All,

I port the HTTP client to ESP32 written by https://github.com/langhai/http-client-c.git.

I change some bugs about the memory managerment. But I still think it might be potential issues.

I share the project here, you could use it and report bugs.

Thanks!

https://github.com/rillhu/esp32-http-client