Translations:Release notes 0.20/29/en


 * Support for linear buckling analyses was added. Pull request #4379
 * A new constraint was added: . Pull request #4738
 * A new solver was added: . Multiple commits.
 * A new constraint was added: . Pull request #4982
 * The element order of Gmsh meshes can be changed via the mesh dialog. Pull request #4660
 * Material cards can now contain values for the electrical conductivity. Pull request #4647
 * Material cards added for Nitrogen and Argon. Pull request #4649
 * Support for the Gmsh mesh algorithms "HXT" (3D) and "Packing Parallelograms" (2D) added. Pull request #4654
 * Allow to set for the Gmsh property High Order Optimize a certain algorithm. Pull request #4705
 * Nonlinear solid materials with simple hardening can now have an arbitrary number of yield points. Pull request #5024
 * Allow modal adding/removal of geometric entities to constraints acting on boundaries. Pull request #5117
 * Most FEM constraint dialogs now behave uniformly and provide the same 3D object selection features. Pull request #5391