TcpClient: replaced C style function parameters with std::function

Added initialization to config
Added receiving for UdpClient
Removed InitWindows.cpp
Laying foundation for PluginManager

include/PluginManager.hpp

@@ -0,0 +1,13 @@
+#ifndef PLUGIN_MANAGER_HPP
+#define PLUGIN_MANAGER_HPP
+
+#ifdef _MSC_VER
+#pragma once
+#endif
+
+struct PluginManager
+{
+
+};
+
+#endif