Test fix#2

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levnikan wants to merge 6 commits intodev-tim:masterfrom

levnikan:master

Commits on Aug 25, 2018

modified chapter1
levnikan
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Commits on Aug 26, 2018

Fixed tests
levnikan
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Commits on Sep 1, 2018

added some changes to initial tests and created bank-account file
levnikan
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Commits on Oct 8, 2018