add MHD_HTTP_METHOD_PATCH for Martin
add MHD_HTTP_METHOD_PATCH for Martin

ghaderer/libmicrohttpd,maru/libmicrohttpd-http2,maru/libmicrohttpd-http2,ghaderer/libmicrohttpd,ghaderer/libmicrohttpd,maru/libmicrohttpd-http2