Small fix for tranfer host to device

src/Grid/grid_common.hpp

@@ -50,7 +50,7 @@ struct call_recursive_host_device_if_vector
 
 		T_ker * ptr_tt = static_cast<T_ker *>(tmp.getPointer());
 
-		for(size_t i = start ; i < stop ; i++)
+		for(size_t i = start ; i <= stop ; i++)
 		{
 			ptr_tt[i] = ptr[i].toKernel();
 		}

src/Grid/map_grid.hpp

@@ -213,7 +213,7 @@ public:
 	 */
 	template<unsigned int ... prp> void hostToDevice(size_t start, size_t stop)
 	{
-		this->data_.mem->hostToDevice(start,stop);
+		this->data_.mem->hostToDevice(start*sizeof(T),(stop+1)*sizeof(T));
 	}
 
 	/*! \brief It return the properties arrays.

src/Vector/map_vector.hpp

@@ -1527,7 +1527,7 @@ namespace openfpm
 		 */
 		template<unsigned int ... prp> void hostToDevice()
 		{
-			base.template hostToDevice<prp ...>(0,v_size);
+			base.template hostToDevice<prp ...>(0,v_size-1);
 		}
 
 		/*! \brief Synchronize the memory buffer in the device with the memory in the host