Thu, 27 Oct 2016 16:24:13 +0300fix issue that sometimes period for cyclic task wasn't saved.
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Thu, 27 Oct 2016 16:24:13 +0300] rev 1553
fix issue that sometimes period for cyclic task wasn't saved.

This is complete fix for the problem described in 8626bba.