Create SubmitConfirmation modal

- includes html component and js component
- styling on modal is not ready

js/components/submit_confirmation.js

@@ -0,0 +1,21 @@
+import checkboxinput from './checkbox_input'
+
+export default {
+  name: 'submit-confirmation',
+
+  components: {
+    checkboxinput,
+  },
+
+  data: function() {
+    return {
+      valid: false,
+    }
+  },
+
+  methods: {
+    toggleValid: function() {
+      this.valid = !this.valid
+    },
+  },
+}