Translations:Release notes 0.20/29/en


 * A new solver was added: . Multiple commits.
 * A new constraint was added: . PR #4982
 * The element order of Gmsh meshes can be changed via the mesh dialog. PR #4660
 * Material cards can now contain values for the electrical conductivity. PR #4647
 * Material cards added for Nitrogen and Argon. PR #4649
 * Support for the Gmsh mesh algorithms "HXT" (3D) and "Packing Parallelograms" (2D) added. PR #4654
 * Allow to set for the Gmsh property High Order Optimize a certain algorithm. PR #4705
 * Nonlinear solid materials with simple hardening can now have an arbitrary number of yield points. PR #5024