added ability for alert to be default not visible
added ability for alert to be default not visible

Webifi/vuetify,Phlow2001/vuetify,KaelWD/vuetify,vuetifyjs/vuetify,schmidigital/vuetify,stephane/vuetify,KaelWD/vuetify,Webifi/vuetify,azaars/vuetify,stephane/vuetify,Webifi/vuetify,Phlow2001/vuetify,stephane/vuetify,Phlow2001/vuetify,vuetifyjs/vuetify,Phlow2001/vuetify,KaelWD/vuetify,vuetifyjs/vuetify,vuetifyjs/vuetify,schmidigital/vuetify,azaars/vuetify