FIX: cppcheck problems


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4869 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: cppcheck errors


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@4870 42a5c34f-2066-0410-bec5-ba365beb4995