update networks only once per UPDATE_INTERVAL
fix networks view in IE, Refs #341
Fix positioning and spacing of elements, Refs. #651
fix header alignment, Refs #341
remove stale css entries from body, seperator, Refs #341
fix broken ui in networks, Refs #341
fix more info in IE, fix css on metadata wizard, Refs #341
Same colors and hovers for all actions in all views
Destroy action always appears at the same place, Refs. #651
Fix single confirmation box positioning, Refs. #651
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