Fixed several very small problems in parallel code.

AMDiS/CMakeLists.txt

AMDiS/bin/Makefile.am

AMDiS/bin/Makefile.in

AMDiS/libtool

AMDiS/src/Element.h

AMDiS/src/Global.h

AMDiS/src/Mesh.cc

AMDiS/src/Mesh.h

AMDiS/src/parallel/ElementObjectData.h

AMDiS/src/parallel/MeshDistributor.cc

AMDiS/src/parallel/ParMetisPartitioner.cc

AMDiS/src/parallel/ParMetisPartitioner.h

AMDiS/src/parallel/ParallelProblemStatBase.cc

AMDiS/src/parallel/ParallelProblemStatBase.h

AMDiS/src/parallel/PetscSolver.cc