Tue, 17 Nov 2020 20:50:30 +0300 implement event cancelation
alfadur [Tue, 17 Nov 2020 20:50:30 +0300] rev 15768
implement event cancelation
Tue, 17 Nov 2020 01:04:15 +0300 fix event registration
alfadur [Tue, 17 Nov 2020 01:04:15 +0300] rev 15767
fix event registration
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