Add answer component; text div

src/components/answer.vue

@@ -0,0 +1,15 @@
+<template>
+  <div>
+    {{ a }}
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'answer',
+  props: {
+    a: String
+  }
+}
+</script>
+