SettingsAccessor: Factor out issue reporting

Change-Id: I4855fc2c4b3303d6d44d025589117e08bb577aef
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
SettingsAccessor: Simplify code

Change-Id: I9391ad1c6f71a795dbea73b1412bf29d3b038c2e
Reviewed-by: Daniel Teske <daniel.teske@digia.com>