Bump to 1.0.2, update deps, remove next tag (#429)

Author: kurkle

README.md

@@ -4,7 +4,6 @@
 [![Coverage Status](https://coveralls.io/repos/github/chartjs/chartjs-plugin-annotation/badge.svg?branch=master)](https://coveralls.io/github/chartjs/chartjs-plugin-annotation?branch=master)
 [![release](https://img.shields.io/github/v/release/chartjs/chartjs-plugin-annotation?include_prereleases)](https://github.com/chartjs/chartjs-plugin-annotation/releases)
 [![npm (latest)](https://img.shields.io/npm/v/chartjs-plugin-annotation/latest)](https://www.npmjs.com/package/chartjs-plugin-annotation/v/latest)
-[![npm (next)](https://img.shields.io/npm/v/chartjs-plugin-annotation/next)](https://www.npmjs.com/package/chartjs-plugin-annotation/v/next)
 [![documentation](https://img.shields.io/static/v1?message=Documentation&color=informational)](https://www.chartjs.org/chartjs-plugin-annotation/index)
 <a href="https://github.com/chartjs/awesome"><img src="https://awesome.re/badge-flat2.svg" alt="Awesome"></a>