fix(ngOptions): don't duplicate groups with falsy values
Previously, ngOptions would fail to remove optgroups with falsy values when the options were changed / removed. Related #14781 PR (#14784)
M
Martin Staffa committed
c3bfd7f59d0ecbf4ba3253fb407e683c7bb0766c
Parent: 553cccd
Committed by Martin Staffa <mjstaffa@gmail.com>
on 6/16/2016, 12:15:54 PM