ref #39 #40 moved all stuff left in KLib into Indoor. We are now able to perform localization without the need of KLib. Only K::Gnuplot is needed for drawing, but this will be separated into an own project in the future

Assertions.h

@@ -51,7 +51,7 @@ namespace Assert {
 		if (v != nullptr) {doThrow(err);}
 	}
 
-	template <typename T, typename STR> static inline void isNotNull(const T v, const STR err) {
+    template <typename T, typename STR> static inline void isNotNull(const T& v, const STR err) {
 		if (v == nullptr) {doThrow(err);}
 	}