removed superfluous TimeManager

git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@6504 2fb0f335-1f38-0410-981e-8018bf24f1b0

dumux/decoupled/2p/diffusion/diffusionproblem2p.hh

@@ -220,8 +220,6 @@ private:
     const Implementation &asImp_() const
     { return *static_cast<const Implementation *>(this); }
 
-    TimeManager timeManager_;
-
     GlobalPosition gravity_;
 
     // fluids and material properties