Changes to 1.0.24 * A RungeKutta example * A plane curve plotting example * Internal version of VTE, to avoid a dependency on deprecated stuff * New translations (Andre Klapper, Balázs Meskó, Ask Hjor Larsen, Alan Morensen, Mario Blättermann, Andika Triwidada, Marek Černocký, Мирослав Николић, Daniel Mustieles, Kristjan Schmidt)