symbol server abstraction layer; http layer; fix to 'prefer_disasm' rule when no disassembly tabs are open; small fixes / cleanup

src/symbol_server/symbol_server_inc.h

@@ -0,0 +1,14 @@
+// Copyright (c) Epic Games Tools
+// Licensed under the MIT license (https://opensource.org/license/mit/)
+
+#ifndef SYMBOL_SERVER_INC_H
+#define SYMBOL_SERVER_INC_H
+
+#include "symbol_server.h"
+#if OS_WINDOWS
+# include "win32/symbol_server/win32_symbol_server.h"
+#else
+# include "symbol_server_stub.h"
+#endif
+
+#endif // SYMBOL_SERVER_INC_H