Merge branch 'benzea/foreach-documentation' into 'master'
authorTimm Bäder <mail@baedert.org>
Mon, 19 Nov 2018 13:38:34 +0000 (13:38 +0000)
committerTimm Bäder <mail@baedert.org>
Mon, 19 Nov 2018 13:38:34 +0000 (13:38 +0000)
container: Document that removal from foreach is permissible

Closes #1461

See merge request GNOME/gtk!423


Trivial merge