Put Move/Copy Sketch Entities on the toolbar, behind a window with distances, an angle and a copy flag (#735)

Sketch Move gets a toolbar placement in Sketch > Modify and a Move/Copy tool window with X and Y distances, an angle, an optional centre point and a Create Copy flag, replacing the context-menu route that ran the command with no parameters.

crates/ui-egui/src/locales/en.json

@@ -303,6 +303,7 @@
   "ui.break": "Break",
   "ui.cancel": "Cancel",
   "ui.canvases": "Canvases",
+  "ui.center": "Center",
   "ui.centerline": "Centerline",
   "ui.chain": "Chain",
   "ui.chamfer": "Chamfer",
@@ -416,6 +417,7 @@
   "ui.heading_modify": "MODIFY",
   "ui.heading_move": "MOVE",
   "ui.heading_offset": "OFFSET",
+  "ui.heading_move_copy": "MOVE/COPY",
   "ui.heading_offset_plane": "OFFSET PLANE",
   "ui.heading_ok": "OK",
   "ui.heading_parameters": "PARAMETERS",
@@ -606,6 +608,8 @@
   "ui.visual_style": "Visual style",
   "ui.visual_wireframe": "Wireframe",
   "ui.workspace": "workspace",
+  "ui.x_distance": "X Distance",
+  "ui.y_distance": "Y Distance",
   "ui.y_up": "Y up",
   "ui.z_up": "Z up",
   "ui.zoom_to_cursor_tip": "The wheel zooms toward the point under the cursor (off: toward the view's centre)",