worked on 3d models within map

adjusted grid factory
adjusted nav mesh factory
minoor changes/fixes
new helper classes
refactoring

grid/walk/v3/ReachableSampler.h

@@ -1,7 +1,7 @@
 #ifndef INDOOR_GW3_REACHABLESAMPLER_H
 #define INDOOR_GW3_REACHABLESAMPLER_H
 
-#include "../../../math/Random.h"
+#include "../../../math/random/RandomGenerator.h"
 
 #include "Reachable.h"
 #include "Helper.h"
@@ -27,7 +27,7 @@ namespace GW3 {
 
 		const std::vector<Entry>& reachableNodes;
 
-		mutable RandomGenerator gen;
+		mutable Random::RandomGenerator gen;
 
 		mutable std::uniform_real_distribution<float> dOffset;