Install vue/composition-api

[wreality]

Problem/Why

There are challenges and drawbacks with re-using code with the traditional approaches available in Vue 2 (i.e. mixins, mixin factories, scoped slots).

Goal/What

Implement the vue2 composition api to improve the reuse of code in an organized, maintainable way.

Solution/How

The vue2 composition api is compatible with our current quasar. Install and configure the composition api.

To Do / Acceptance Criteria

• [x] Install the @vue/composition-api: https://github.com/vuejs/composition-api

• [x] When instructed to add Vue.use(VueCompositionApi) read QuasarCLI/boot files

• [x] Ensure that all tests remain passing.

• [x] Ensure existing tests pass.

  Review Checklist

• [ ] Existing tests pass

Accessibility Checklist

No accessibility concerns.

[gmeben]

I changed the description to better adhere to the problem/goal/solution format. Feel free to make adjustments if anything's inaccurate.

[wreality]

Works for me!

[wreality]

Updated the estimate as it turns out figuring out jest testing was a bigger chore than expected.