Move the codex link into a seperate translation so you don't have to translate...

Move the codex link into a seperate translation so you don't have to translate it if you have not got a version in your language and you only have to translate it once. Fixes #17480

git-svn-id: https://core.svn.wordpress.org/trunk@17967 1a063a9b-81f0-0310-95a4-ce76da25c4cd