removed CMakeLists.txt, fixed seg fault in the end of execution

Author: psimatis

def.h

@@ -5,7 +5,7 @@
 #define POINT_SPLIT true     // Optimized Point-Quad-Tree: splits the bucket on the median point
 //#define POINT_SPLIT false    // Point-Region-Quad-Tree: divides the bucket to equal sized regions
 
-#define CAPACITY 512
+#define CAPACITY 128
 
 #define XLOW 0
 #define YLOW 1

main.cpp

@@ -79,7 +79,6 @@ int main(int argc, char **argv){
     		tree->getStatistics();
     	}
     }
-    tree->deleteTree();
     return 0;
 }