qmljs: split Unknown in NoLanguage and AnyLanguage

Change-Id: I31276084af5e2f0c5f4ca861f17e29430563bb13
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>
iossim: correctly escape app output

Task-number: QTCREATORBUG-12423
Change-Id: Id1acffbcd25d5886617651aa822657d680b80b4e
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>