Move md-dialog on top of leaflet
Move md-dialog on top of leaflet

they have astronomic integers there...
Closes #226

yunity/karrot-frontend,yunity/karrot-frontend,yunity/foodsaving-frontend,yunity/foodsaving-frontend,yunity/foodsaving-frontend,yunity/foodsaving-frontend,yunity/karrot-frontend,yunity/karrot-frontend