Jeremy Felt 3291a9819a Multisite: Improve escaping in network settings.
Merge of [37124] to the 4.0 branch.

Built from https://develop.svn.wordpress.org/branches/4.0@37129


git-svn-id: http://core.svn.wordpress.org/branches/4.0@37096 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2016-03-30 16:05:36 +00:00
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