stop printing tests on terminal

app.lua

@@ -398,7 +398,6 @@ function App.open_for_reading(filename)
 end
 
 function App.run_tests(record_error_fn)
-  print('== run_tests')
   local sorted_names = {}
   for name,binding in pairs(_G) do
     if name:find('test_') == 1 then
@@ -411,7 +410,6 @@ function App.run_tests(record_error_fn)
   local saved_font = love.graphics.getFont()
   love.graphics.setFont(Love_snapshot.initial_font)
   for _,name in ipairs(sorted_names) do
-    print(name)
     App.initialize_for_test()
 --?     print('=== '..name)
     xpcall(_G[name], function(err) record_error_fn(name, err) end)