overzealous search-and-replace

Dependencies

• [2] LF7BWEG4 group all editor globals
• [3] O6T3TPXD bugfix: position cursor up top when loading file
• [4] BJ5X5O4A let's prevent the text cursor from ever getting on a drawing
• [5] PWHZPJJM always show current filename in window title
• [6] OTIBCAUJ love2d scaffold
• [7] AVQ5MC5D finish uppercasing all globals

Change contents

• replacement in main.lua at line 134
  [3.568]→[2.86810:86891](∅→∅)
  − love.window.setTitle('Text with Editor_state.lines - '..Editor_state.filename)
  [3.568]

  [3.183]
  + love.window.setTitle('lines.love - '..Editor_state.filename)