This way it stands out more as a separate feature that can be more
easily exchanged, extended, maintained or conditionally removed from the
build and leaves more transparent includes, refs #5257.
Add missing string includes following 7c2e9027c2 and d6cb9c845b.
Remove unused Profile include following 38d6f81d71 and d6cb9c845b.
Remove unused CLogger include, add missing debug include following
d6cb9c845b.
Remove unused CConsole include following 9f0484e5ce / D1073.
Remove unused ProfilerViewer include following 2af94c5898.
This was SVN commit r21866.
