Removing some usage of check printing where it doesn't make sense anymore.

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extra : source : 35907d051a18b47e2921baa3618e10e2fe3ec565
updating changelog

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extra : source : cb3b0b7b2f77e04e2f57c2e3bd1219c1fdc2f91a
Merge pull request #592 from einhverfr/master

removing some unused code regarding printing receipts