Added Django 2.2 & 3.0 to testing matrix (with fixes)

[dakrauth]

Mostly removal of django.utils.six in place of stand-alone six

[github-actions[bot]]

Unit Test Results

0 files   -     8  0 suites   - 8   0s :stopwatch: - 15m 40s 0 tests  -   46  0 :heavy_check_mark:  -   46  0 :zzz: ±0  0 :x: ±0  0 runs   - 368  0 :heavy_check_mark:  - 360  0 :zzz:  - 8  0 :x: ±0 

Results for commit 15c30d2e. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

0 files   -     8  0 suites   - 8   0s :stopwatch: - 15m 40s 0 tests  -   46  0 :heavy_check_mark:  -   46  0 :zzz: ±0  0 :x: ±0  0 runs   - 368  0 :heavy_check_mark:  - 360  0 :zzz:  - 8  0 :x: ±0 

Results for commit 15c30d2e. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

0 files   -     8  0 suites   - 8   0s :stopwatch: - 15m 40s 0 tests  -   46  0 :heavy_check_mark:  -   46  0 :zzz: ±0  0 :x: ±0  0 runs   - 368  0 :heavy_check_mark:  - 360  0 :zzz:  - 8  0 :x: ±0 

Results for commit 85bb6bb2. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

0 files   -     8  0 suites   - 8   0s :stopwatch: - 15m 40s 0 tests  -   46  0 :heavy_check_mark:  -   46  0 :zzz: ±0  0 :x: ±0  0 runs   - 368  0 :heavy_check_mark:  - 360  0 :zzz:  - 8  0 :x: ±0 

Results for commit 85bb6bb2. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

    6 files   -   2      6 suites   - 2   5m 25s :stopwatch: - 10m 15s   46 tests ±  0    46 :heavy_check_mark: ±  0  0 :zzz: ±0  0 :x: ±0  276 runs   - 92  268 :heavy_check_mark:  - 92  8 :zzz: ±0  0 :x: ±0 

Results for commit 85bb6bb2. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

  14 files  +    6    14 suites  +6   14m 55s :stopwatch: -45s   46 tests ±    0    14 :heavy_check_mark:  -   32    0 :zzz: ±  0  31 :x: +31  1 :fire: +1  645 runs  +277  529 :heavy_check_mark: +169  24 :zzz: +16  91 :x: +91  1 :fire: +1 

For more details on these failures and errors, see this check.

Results for commit b96c1e55. ± Comparison against base commit c8ee3111.

[github-actions[bot]]

Unit Test Results

  14 files  +    6    14 suites  +6   20m 17s :stopwatch: + 4m 37s   46 tests ±    0    14 :heavy_check_mark:  -   32    0 :zzz: ±  0  31 :x: +31  1 :fire: +1  645 runs  +277  553 :heavy_check_mark: +193  24 :zzz: +16  67 :x: +67  1 :fire: +1 

For more details on these failures and errors, see this check.

Results for commit b96c1e55. ± Comparison against base commit c8ee3111.