rapid-router py3 test failures

gistfile1.txt

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ERROR: test_multiple_levels (game.tests.test_scoreboard.ScoreboardCsvTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 203, in test_multiple_levels
    actual_header, actual_rows = self.actual_data(response.content)
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 270, in actual_data
    split = content.split("\r\n")
TypeError: a bytes-like object is required, not 'str'

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ERROR: test_single_level (game.tests.test_scoreboard.ScoreboardCsvTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 216, in test_single_level
    actual_header, actual_rows = self.actual_data(response.content)
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 270, in actual_data
    split = content.split("\r\n")
TypeError: a bytes-like object is required, not 'str'

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FAIL: test_moderation_teachers_class (game.tests.test_level_moderation.LevelModerationTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_level_moderation.py", line 62, in test_moderation_teachers_class
    assert_that(response.content, equal_to('{"%s": "%s"}' % (student.id, student_name)))
AssertionError: 
Expected: '{"16": "Student 2"}'
     but: was <b'{"16": "Student 2"}'>


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FAIL: test_student_multiple_students_multiple_levels (game.tests.test_scoreboard.ScoreboardTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 127, in test_student_multiple_students_multiple_levels
    assert_that(headers, equal_to(['Class', 'Name', 'Total Score', 'Total Time', 'Progress', u'Level 1', u'Level 2']))
AssertionError: 
Expected: <['Class', 'Name', 'Total Score', 'Total Time', 'Progress', 'Level 1', 'Level 2']>
     but: was <[<django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c860>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c898>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c8d0>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c940>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c828>, 'Level object', 'Level object']>


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FAIL: test_student_multiple_students_multiple_levels_cannot_see_classmates (game.tests.test_scoreboard.ScoreboardTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 184, in test_student_multiple_students_multiple_levels_cannot_see_classmates
    assert_that(headers, equal_to(['Class', 'Name', 'Total Score', 'Total Time', 'Progress', u'Level 1', u'Level 2']))
AssertionError: 
Expected: <['Class', 'Name', 'Total Score', 'Total Time', 'Progress', 'Level 1', 'Level 2']>
     but: was <[<django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c860>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c898>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c8d0>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c940>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c828>, 'Level object', 'Level object']>


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FAIL: test_teacher_multiple_students_multiple_levels (game.tests.test_scoreboard.ScoreboardTestCase)
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Traceback (most recent call last):
  File "/home/takluyver/Code/rapid-router/game/tests/test_scoreboard.py", line 69, in test_teacher_multiple_students_multiple_levels
    assert_that(headers, equal_to(['Class', 'Name', 'Total Score', 'Total Time', 'Progress', u'Level 1', u'Level 2']))
AssertionError: 
Expected: <['Class', 'Name', 'Total Score', 'Total Time', 'Progress', 'Level 1', 'Level 2']>
     but: was <[<django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c860>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c898>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c8d0>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c940>, <django.utils.functional.lazy.<locals>.__proxy__ object at 0x7fdfa2b6c828>, 'Level object', 'Level object']>