Small changes to fix some warnings (just to see CDash as green as possible)
git-svn-id: svn+ssh://scm.forge.imag.fr/var/lib/gforge/chroot/scmrepos/svn/camitk/trunk/camitk@406 ec899d31-69d1-42ba-9299-647d76f65fb3
git-svn-id: svn+ssh://scm.forge.imag.fr/var/lib/gforge/chroot/scmrepos/svn/camitk/trunk/camitk@406 ec899d31-69d1-42ba-9299-647d76f65fb3