fixed namespace conflicts in CouplingBaseproblem.h

extensions/base_problems/CouplingBaseProblem.h

@@ -23,10 +23,10 @@ using namespace AMDiS;
 template<class ProblemType=ProblemStat, class BaseProblemType=BaseProblem<ProblemStat> >
 class CouplingBaseProblem : public CouplingIterationInterface,
 			   public CouplingTimeInterface,
-			   public detail::CouplingProblemStat<ProblemType>
+			   public AMDiS::detail::CouplingProblemStat<ProblemType>
 {
 public:
-  typedef detail::CouplingProblemStat<ProblemType> CProblemStat;
+  typedef AMDiS::detail::CouplingProblemStat<ProblemType> CProblemStat;
 
   CouplingBaseProblem(std::string name_, 
 		     BaseProblemType *prob0_,