Default option for task lists

Signed-off-by: Jesús María Escudero <jm.escudero.justel@outlook.com>

Signed-off-by: Jesús María Escudero <jm.escudero.justel@outlook.com>
Changes in test data: more tasks and problem with dates fixed
Code clean-up

Signed-off-by: Jesús María Escudero <jm.escudero.justel@outlook.com>
Updated by grunt

Signed-off-by: Jesús María Escudero <jm.escudero.justel@outlook.com>