feat: Add some save data tests (#1623)

* saving from a test works

* testing works

* Update SavingTests.cpp

* test dServer stuff

* tests

* use dummy database and add missing pure fns

* add more tests

* add more tests

* add rocket tests

* Update BuffComponent.h

* Update test_xml_data.xml

* Update SavingTests.cpp

* update

dNet/dServer.h

@@ -86,7 +86,7 @@ private:
 	void SetupForMasterConnection();
 	bool ConnectToMaster();
 
-private:
+protected:
 	Logger* mLogger = nullptr;
 	dConfig* mConfig = nullptr;
 	RakPeerInterface* mPeer = nullptr;