corrected decoupled tutorial

git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@7858 2fb0f335-1f38-0410-981e-8018bf24f1b0

doc/handbook/tutorial-decoupled.tex

@@ -245,8 +245,7 @@ e.g. \texttt{Ex2TutorialProblemDecoupled}. Make sure to assign your newly define
 parameter class to the \texttt{SpatialParameters} property for the new 
 type tag. 
 
-After this, change the \texttt{create()} method of the \texttt{Grid}
-property so that it matches the domain described
+After this, change the domain size (parameter input file) to match the domain described
 by figure \ref{tutorial-decoupled:ex2_Domain}. Adapt the problem class
 so that the boundary conditions are consistent with figure
 \ref{tutorial-decoupled:ex2_BC}. Initially, the domain is fully saturated