feat(editor): the toolbar as buttons with icons and names, the chosen tool standing out as the chosen field of work does, the names left out when the row is too narrow for them; the fields of work with icons of their own (surroundings, tracks, roads, terrain) and both rows captioned at their left end (work modes, tools); the tools of the toolbar and of the left edge of the 3d view from one list; Polish translation

editor/editorIcons.hpp

@@ -50,6 +50,11 @@ enum class icon
 	infra,
 	gauge,
 	turntable,
+	// the fields of work
+	work_surroundings,
+	work_tracks,
+	work_roads,
+	work_terrain,
 	count
 };