Merge pull request #9 from oplichta/master

Oskar Plichta - Edited README.md
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Merge pull request #10 from miotla007/master

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update: Docker
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Merge pull request #11 from tsott/master

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update: Domurat, Kwiatkowski
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Merge pull request #12 from sdomurat/master

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uaktualniłem terminarz