set current_drawing_index with current_drawing

Dependencies

• [2] 7SFHSB47 rename
• [3] YCDYGEZU include drawing index in a few places
• [4] 6UZ2JNZE yet another key conflict
• [5] XNFTJHC4 split keyboard handling between Text and Drawing
• [6] BYG5CEMV support for naming points
• [*] BLWAYPKV extract a module

Change contents

• replacement in drawing.lua at line 469
  [4.273]→[3.359:417](∅→∅)
  − local _,drawing,_,p = Drawing.select_point_at_mouse()
  [4.273]

  [4.10152]
  + local drawing_index,drawing,_,p = Drawing.select_point_at_mouse()
• edit in drawing.lua at line 476
  [4.10327]

  [2.381]
  + Lines.current_drawing_index = drawing_index
• replacement in drawing.lua at line 480
  [4.10419]→[3.418:476](∅→∅)
  − local _,drawing,_,p = Drawing.select_point_at_mouse()
  [4.10419]

  [4.10475]
  + local drawing_index,drawing,_,p = Drawing.select_point_at_mouse()
• edit in drawing.lua at line 487
  [4.10650]

  [2.420]
  + Lines.current_drawing_index = drawing_index
• replacement in drawing.lua at line 491
  [4.1886]→[3.477:545](∅→∅)
  − local _,drawing,point_index,p = Drawing.select_point_at_mouse()
  [4.1886]

  [4.1952]
  + local drawing_index,drawing,point_index,p = Drawing.select_point_at_mouse()
• edit in drawing.lua at line 500
  [4.2155]

  [2.459]
  + Lines.current_drawing_index = drawing_index