better readable

src/crystallite.f90

@@ -2065,17 +2065,6 @@ end subroutine integrateStateRK4
 subroutine integrateStateRKCK45()
  use, intrinsic :: &
    IEEE_arithmetic
-#ifdef DEBUG
- use debug, only: &
-   debug_e, &
-   debug_i, &
-   debug_g, &
-   debug_level, &
-   debug_crystallite, &
-   debug_levelBasic, &
-   debug_levelExtensive, &
-   debug_levelSelective
-#endif
  use numerics, only: &
    rTol_crystalliteState
  use mesh, only: &