Issue 7068: Firebug overwrites the Console object even when the Console Panel is disabled
nsIDOMWindowUtils::sendTextEvent() got replaced by
nsIDOMWindowUtils::createCompositionStringSynthesizer()
(see https://bugzil.la/911951)
Fix FBTest 5779+5135+2916: replace special characters with unicode format
Fix FBTest console/3042 in the firebug1.12 branch
Fix FBTest 5033 + 1483 (failing because of the "Slow JSD" warning)
Issue 7068: Add FBTest