update qbs files

Use the new contains function and the targetOS list.

Change-Id: I38b995eb9328e449befad85792512c45670cc8c9
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
Squish: Fixed tst_qml_editor

line change missing from 39103dee4f6420338c7b2389972384b2e039354a

Change-Id: Ie299da6b31222def53e88e82cdab2adb9f451b02
Reviewed-by: Christian Stenger <christian.stenger@digia.com>
Installer/Mac: don't add fancy stuff into the installer app name.

The file name pattern that is used for win/lin should only be used for
the resulting disk image, not the installer app itself

Change-Id: Ia0b41fd379faf093af71dc526f32a768552d5e2f
Reviewed-by: Eike Ziller <eike.ziller@digia.com>