Bug 777574 - Skip quickCheckAPI-B2.html on Linux Mesa since it fails on ASan tests all the time

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extra : rebase_source : 4e4304169755fe6fa28457c3b330e173296b6393
Bug 963869 - Disable browser_console_dead_objects.js for frequent failures

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extra : rebase_source : cb8b3ea626c9e7a7150d29d3ab1e40df2adb028c
Bug 952350 - Skip test_sorttemplate.xul on Windows

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extra : rebase_source : 77eb47d5bab79d63fbbfb961d557db743d7c26f6
Bug 958026 - Skip browser_aboutAccounts.js on Linux where it times out and takes out hundreds of other tests

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extra : rebase_source : 4bbef7e2920ca68bfc5f74baff3fc0df92ff1234