send Test_failures _before_ restoring globals

Dependencies

• [2] FFFJ54GJ restore globals after running tests
• [3] 3BRGOF7N return failing tests with every code change
• [4] K7YGVRXH generalize the protocol to return errors, etc.
• [5] BZDYEW4M don't also send success on error
• [6] LRDM35CE app running again
• [7] VCLH24QJ update protocol so driver shows syntax errors
• [8] BSDXVB3H backport some doc updates and renames

Change contents

• edit in live.lua at line 285
  [3.100]

  [2.83]
  + live.send_to_driver(json.encode(Test_errors))
• edit in live.lua at line 287
  [2.121]→[3.100:187](∅→∅),[3.100]→[3.100:187](∅→∅),[3.187]→[3.8:21](∅→∅),[3.867]→[3.8:21](∅→∅),[3.21]→[3.8024:8032](∅→∅),[3.867]→[3.8024:8032](∅→∅),[3.8024]→[3.8024:8032](∅→∅),[3.8032]→[3.9:39](∅→∅)
  − if next(Test_errors, nil) then

  − live.send_to_driver(json.encode(Test_errors))

  − return

  − end

  − live.send_to_driver('{}')