show unknown machine icon when OS metadata is nonstandard, Refs #375
fix name and ip hover underlining on chrome/webkit
truncate metadata value a bit better, Refs #375
Remove group from icon view, Refs #375
fix server rename
fix wizard button positioning on opera, Refs #83
metadata form improvements - Refs #375
Server rename action is not pushed to pending
Change value input for metadata dialog to textarea, Refs #375
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