General: Update copyright year to 2018 in license.txt.

Props rachelbaker.
Merges [42424] to the 4.4 branch.
Fixes #43007.
Built from https://develop.svn.wordpress.org/branches/4.4@42557


git-svn-id: http://core.svn.wordpress.org/branches/4.4@42386 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Sergey Biryukov 2018-01-23 11:28:17 +00:00
parent fbefbce5ea
commit 26948373b7

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@ -1,6 +1,6 @@
WordPress - Web publishing software
Copyright 2017 by the contributors
Copyright 2018 by the contributors
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by