When migrating from Kendo UI from v 2014.3.1316 to 2015.2.624 hidden grid columns became visible and layout was defected.
Please see attached image for differences.
No other code was changed in the migration besides using the following new version: (*note: same problem with 2016.1 version)
http://kendo.cdn.telerik.com/2015.2.624/js/kendo.all.min.js