highlight another global

Dependencies

• [2] OAHNWDYG .
• [3] ICIIP4DB slightly better default sizing of drawings
• [4] PWHZPJJM always show current filename in window title
• [5] 5T2E3PDV couple of bugfixes to file-handling
• [6] BJ5X5O4A let's prevent the text cursor from ever getting on a drawing
• [7] AVQ5MC5D finish uppercasing all globals
• [8] U76D4P36 fix a typo
• [9] Z4KNS42N to open a file without a terminal, drag it on!
• [10] W4UVZETR 2 regressions:
• [11] XX7G2FFJ intermingle freehand line drawings with text
• [12] OTIBCAUJ love2d scaffold
• [13] 2KRK3OBV don't rely on defaults

Change contents

• replacement in main.lua at line 98
  [3.209]→[3.20:43](∅→∅)
  − button_handlers = {}
  [3.209]

  [3.209]
  + Button_handlers = {}
• replacement in button.lua at line 3
  [2.142]→[3.2059:2080](∅→∅),[3.2058]→[3.2059:2080](∅→∅)
  − button_handlers = {}
  [2.142]

  [3.2080]
  + Button_handlers = {}
• replacement in button.lua at line 10
  [3.2365]→[3.2365:2405](∅→∅)
  − table.insert(button_handlers, params)
  [3.2365]

  [3.2405]
  + table.insert(Button_handlers, params)
• replacement in button.lua at line 15
  [3.102]→[3.2494:2535](∅→∅),[2.201]→[3.2494:2535](∅→∅),[3.2494]→[3.2494:2535](∅→∅)
  − for _,ev in ipairs(button_handlers) do
  [2.201]

  [3.2535]
  + for _,ev in ipairs(Button_handlers) do