Jeremy Felt 89712c166d Multisite: Improve escaping in network settings.
Merge of [37124] to the 4.4 branch.

Built from https://develop.svn.wordpress.org/branches/4.4@37125


git-svn-id: http://core.svn.wordpress.org/branches/4.4@37092 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2016-03-30 16:01:27 +00:00
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