autosave on cut/paste

Dependencies

• [2] LS55YKGW switch copy/paste to ctrl- hotkeys
• [*] OTIBCAUJ love2d scaffold
• [*] NQWWTGXR switch undo/redo to ctrl- hotkeys

Change contents

• edit in main.lua at line 325
  [2.289]

  [2.289]
  + save_to_disk(Lines, Filename)
• edit in main.lua at line 358
  [5.646]

  [2.1877]
  + save_to_disk(Lines, Filename)