Rename corelogic->hcore, add simulator skeleton classes

hcore/include/simulator/simulator.h

@@ -0,0 +1,24 @@
+#ifndef SIMULATOR_H
+#define SIMULATOR_H
+
+#include <simulator/canvas.h>
+
+namespace simulator {
+
+class Simulator {
+public:
+    Simulator();
+    ~Simulator();
+
+    void initialize();
+    void run();
+    void stop();
+
+private:
+    bool isRunning;
+    Canvas canvas;
+};
+
+}
+
+#endif // SIMULATOR_H