Add Buefy support for "delete w/ simple confirm" from index grid

tailbone/static/js/tailbone.buefy.grid.js

@@ -147,6 +147,12 @@ let TailboneGrid = {
             this.applyFilters(params)
         },
 
+        deleteObject(event) {
+            // we let parent component/app deal with this, in whatever way makes sense...
+            // TODO: should we ever provide anything besides the URL for this?
+            this.$emit('deleteActionClicked', event.target.href)
+        },
+
         deleteResults(event) {
 
             // submit form if user confirms
@@ -166,3 +172,9 @@ let TailboneGrid = {
         }
     }
 }
+
+
+let GridPage = {
+    template: '#grid-page-template',
+    methods: {}
+}