prefs.showpin is the same as
PrefCloudStorage.cloud_verification_status === CloudStatus.CS_NEED_TO_VERIFY
but is actually implemented as a separate variable.
Removing showPin in order to limit use of QMLPrefs, which is the overall goal.
Signed-off-by: Jan Iversen <jan@casacondor.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>