allow uppercase labels in STL (fixes #204)


git-svn-id: https://geuz.org/svn/gmsh/trunk@16684 59c8cabf-10d6-4a28-b43f-3936b85956c4
implement setParam()


git-svn-id: https://geuz.org/svn/gmsh/trunk@16685 59c8cabf-10d6-4a28-b43f-3936b85956c4
iOS: some fixes


git-svn-id: https://geuz.org/svn/gmsh/trunk@16686 59c8cabf-10d6-4a28-b43f-3936b85956c4