"Lookup" is a noun. "Look up" is the verb form. If you doubt me, you should have lookuped in a dictionary.

props johnbillion, SergeyBiryukov. fixes #22386

git-svn-id: https://core.svn.wordpress.org/trunk@23393 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Open external links to plugin homepages, plugin author homepages, and theme author homepages in a new window/tab. props SergeyBiryukov. fixes #20839.


git-svn-id: https://core.svn.wordpress.org/trunk@23394 1a063a9b-81f0-0310-95a4-ce76da25c4cd