Missing slash on h2 closing tag in test.vue

[bolduz]

vue-mix/components/test.vue

Line 4 in b98a0f7

<h2>{{ message }}<h2>

There's a missing / on the h2 closing tag in test.vue, which makes npm run dev fail when cloning the master branch.

I can fork the repo and create a PR to fix it if needed.

Thanks.