fixed dijkstra memleak

new dijkstra interfaces and abort options
refactored all files accordingly
enable logging via compile-time defines

misc/Debug.h

@@ -9,12 +9,12 @@
 /** quick and dirty workaround */
 static decltype(Time::tick()) LogLastTick;
 
+#ifdef WITH_DEBUG_LOG
+
 class Log {
 
 public:
 
-
-
 	static void add(const char* comp, const std::string what, const bool nl = true) {
 		addComp(comp);
 		std::cout << what;
@@ -50,4 +50,16 @@ private:
 
 };
 
+#else
+
+class Log {
+public:
+	static void add(const char* comp, const std::string what, const bool nl = true) { (void)comp; (void) what; (void) nl; }
+	static void add(const std::string& component, const std::string what, const bool nl = true) { (void)component; (void) what; (void) nl; }
+	static void tick() {;}
+	static void tock() {;}
+};
+
+#endif
+
 #endif // DEBUG_H