Still show the avatar and url of a post author even after disconnection

[majelbstoat]

Hello @majelbstoat,

Please review the following commits I made in branch 'jamie-post-user'.

5750b6c320d1863e80212db0004973e3187c8540 (2015-10-04 19:35:28 -0700) Still show the avatar and url of a post author even after disconnection

R=@majelbstoat

MANUAL TESTING=manually tested

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[majelbstoat]

YOLOMerging PHP.