move build system to cmake, add train overlord

src/trainOverlord/overlorditemstore.cpp

@@ -0,0 +1,26 @@
+#include "overlorditemstore.h"
+#include <QDebug>
+#include "train.h"
+
+OverlordItemStore::OverlordItemStore(QObject *parent): ItemStore(parent)
+{
+}
+
+void OverlordItemStore::gotNfcTag(NfcUid uid)
+{
+	for(std::shared_ptr<Item> item : items_)
+	{
+		Train* train = dynamic_cast<Train*>(item.get());
+		if(!train)
+			continue;
+		for(const NfcUid& trainUid : train->tags)
+		{
+			if(trainUid == uid)
+			{
+				if(train->passedReader(uid))
+					train->setValue(0-train->getValue());
+				return;
+			}
+		}
+	}
+}