ESC key handling for InputDialogW

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31584 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
non intersecting > monotone


git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31585 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
InputDialogW improvements: added missing message panel, some styling

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31586 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e