ManageIQ/manageiq — pull request #1218 by h-kataria (2014-12-11 16:17:24+00:00)
Title: Remove <Unknown> entry from Authentication Status box.

Remove entry from Authentication Status box, these entries were for keypairs(AuthKeyPairAmazon), and had null in authtype field in the table.

https://bugzilla.redhat.com/show_bug.cgi?id=1158180
https://bugzilla.redhat.com/show_bug.cgi?id=1158179

@fryguy @dclarizio please review.