Add build files

Author: rtucek

.gitignore

@@ -1,7 +1,5 @@
 .DS_Store
 node_modules
-/dist
-/docs/.vuepress/dist
 
 # local env files
 .env.local

dist/demo.html

@@ -0,0 +1,17 @@
+<meta charset="utf-8">
+<title>query-builder-vue demo</title>
+<script src="https://unpkg.com/vue"></script>
+<script src="./query-builder-vue.umd.js"></script>
+
+
+<div id="app">
+  <demo></demo>
+</div>
+
+<script>
+new Vue({
+  components: {
+    demo: query-builder-vue
+  }
+}).$mount('#app')
+</script>