Update README.md

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Merge pull request #22 from AdamCalculator/checker

Checker for 1.20.1

1.0.13 for 1.20.1

Merge pull request #12 from AdamCalculator/1.0.9

1.0.9 for 1.20.1

Merge pull request #10 from AdamCalculator/fix-try2

1.0.8: fix2

Merge pull request #7 from AdamCalculator/fix-libs

1.0.7 FixCrash 1.20.1

Merge remote-tracking branch 'origin/develop' into develop

1.0.5