Bug 1015494 - fix sidebar state at the end of the test, r=mconley

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extra : rebase_source : 377a22b5e2850786453fe9f600f57005c1756bed
Bug 977009 - bustage fix, Cu is not defined, rs=firebot

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extra : rebase_source : 9e2858c2765f7e2762479b82440f968d5ea379b9