Merge remote-tracking branch 'origin/scale' into scale

src/geometry/scale_coordinates.rs

@@ -18,14 +18,14 @@ macro_rules! deref_impl(
 
             #[inline]
             fn deref(&self) -> &Self::Target {
-                unsafe { &*(self as *const Scale<T, $D> as *const Self::Target) }
+                self.vector.deref()
             }
         }
 
         impl<T: Scalar> DerefMut for Scale<T, $D> {
             #[inline]
             fn deref_mut(&mut self) -> &mut Self::Target {
-                unsafe { &mut *(self as *mut Scale<T, $D> as *mut Self::Target) }
+                self.vector.deref_mut()
             }
         }
     }