wok-next log xsnow/receipt

age author description
2018-11-02 Aleksej Bobylev Cleaning is almost finished... I should proceed to upgrades.
2017-11-06 Pascal Bellard update some bdeps
2016-01-14 Lucas Levrel Add GUI to xsnow and xpenguins
2016-01-10 Lucas Levrel Add xsnow: happy new year!