fixed bug where ripple was not working on firefox
fixed bug where ripple was not working on firefox

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