fixed includes to new files position (also in app2/sample/hashing_2D)

apps/sample/hashing_2D/test_hash2d.cpp

@@ -24,8 +24,8 @@
 #include <time.h>
 #include <vcg/space/distance2.h>
 #include<vcg/space/segment2.h>
-#include<vcg/space/index/index2d/grid_static_ptr_2d.h>
-#include<vcg/space/index/index2d/grid_closest_2d.h>
+#include<vcg/space/index/grid_static_ptr2d.h>
+#include<vcg/space/index/grid_closest2d.h>
 #include<vcg/space/intersection2.h>
 
 typedef double MyScalarType;

apps/sample/hashing_2D/test_hash2d.pro

@@ -7,9 +7,9 @@ DEPENDPATH += .
 INCLUDEPATH += . ../../..
 CONFIG += console stl
 TEMPLATE = app
-HEADERS += ../../../vcg/space/index/index2d/grid_static_ptr_2d.h\
-           ../../../vcg/space/index/index2d/closest_2d.h\
-           ../../../vcg/space/index/index2d/space_iterators_2d.h\
-           ../../../vcg/space/index/index2d/grid_closest_2d.h
+HEADERS += ../../../vcg/space/index/grid_static_ptr2d.h\
+           ../../../vcg/space/index/closest2d.h\
+           ../../../vcg/space/index/space_iterators2d.h\
+           ../../../vcg/space/index/grid_closest2d.h
 
 SOURCES += test_hash2d.cpp

vcg/space/index/grid_closest2d.h

@@ -24,7 +24,7 @@
 #ifndef __VCGLIB_GRID_CLOSEST_2D
 #define __VCGLIB_GRID_CLOSEST_2D
 
-#include <vcg/space/index/index2d/space_iterators_2d.h>
+#include <vcg/space/index/space_iterators2d.h>
 #include <vcg/space/intersection2.h>
 
 namespace vcg{

vcg/space/index/grid_static_ptr2d.h

@@ -30,8 +30,8 @@
 
 #include <vcg/space/box2.h>
 #include <vcg/space/line2.h>
-#include <vcg/space/index/index2d/grid_util_2d.h>
-#include <vcg/space/index/index2d/grid_closest_2d.h>
+#include <vcg/space/index/grid_util2d.h>
+#include <vcg/space/index/grid_closest2d.h>
 
 namespace vcg {
 

vcg/space/index/grid_util2d.h

@@ -26,7 +26,7 @@
 #ifndef __VCGLIB_GRID_UTIL_2D
 #define __VCGLIB_GRID_UTIL_2D
 
-#include<vcg/space/index/index2d/base_2d.h>
+#include<vcg/space/index/base2d.h>
 #include<vcg/space/box2.h>