move some methods from App to Request

methods moved: SetEnv(), ReadEnvVariables(), ReadEnvRemoteIP(), CheckSSL(), SetSubdomain()

while here:
- add the rest of http methods: put, connect, trace, patch

winixd/core/app.h

@@ -142,7 +142,6 @@ private:
 
 	std::wstring http_header_name;
 	std::wstring http_header_value;
-	std::string http_header_8bit;
 	pt::WTextStream empty_response;
 
 	WinixModelConnector model_connector; // main thread model connector, each thread has its own connector
@@ -198,17 +197,13 @@ private:
 	void ReadEnvVariables();
 	void ReadEnvHTTPVariables();
 	bool SaveEnvHTTPVariable(const char * env);
-	void ReadEnvRemoteIP();
 	void ReadInputPostToBuffer();
 	void ParsePostJson();
 	void ReadPostJson();
 	void ReadPostVars();
 	void CheckIE();
 	void CheckKonqueror();
-	void CheckRequestMethod();
-	void CheckSSL();
 	void CheckHtmx();
-	void SetSubdomain();
 	bool IsRequestedFrame();
 	void SendHeaders();
 	void SendCookies();