kmerz/SlickGrid — comment on commit db494a32aacfef82a284ecaf58a0d7638fbc2157
File:  line 0
By mleibman:

It is a bad design to fire events for externally triggered actions. If the user called .setColumns() on the grid, the grid shouldn't fire an event to notify the user that the columns have been changed. In this particular case, the event belongs on the ColumnPicker.