* HTTP.{cpp,h} : drop HTTPReq.host

HTTP.cpp

@@ -253,21 +253,12 @@ namespace http {
       if (pos >= eoh)
         break;
     }
-    auto it = headers.find("Host");
-    if (it != headers.end ()) {
-      host = it->second;
-    } else if (version == "HTTP/1.1") {
-      return -1; /* 'Host' header required for HTTP/1.1 */
-    } else if (url.host != "") {
-      host = url.host;
-    }
     return eoh + strlen(HTTP_EOH);
   }
 
   std::string HTTPReq::to_string() {
     std::stringstream ss;
     ss << method << " " << uri << " " << version << CRLF;
-    ss << "Host: " << host << CRLF;
     for (auto & h : headers) {
       ss << h.first << ": " << h.second << CRLF;
     }

HTTP.h

@@ -69,7 +69,6 @@ namespace http {
     std::string version;
     std::string method;
     std::string uri;
-    std::string host;
 
     HTTPReq (): version("HTTP/1.0"), method("GET"), uri("/") {};