- after conjunction "but"
- to separate two sentences

Change-Id: I0dcf96984914bceff3504b31d6e2fd36aeacea95
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
Reviewed-by: J-P Nurmi <jpnurmi@digia.com>
Reviewed-by: Martin Smith <martin.smith@digia.com>