Merge remote-tracking branch 'origin/develop' into develop

Author: halirutan

README.md

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 ![Download Count](https://img.shields.io/jetbrains/plugin/d/7232-mathematica-support.svg)
 [![Join the chat at https://gitter.im/Mathematica-IntelliJ/Lobby](https://badges.gitter.im/Mathematica-IntelliJ/Lobby.svg)](https://gitter.im/Mathematica-IntelliJ/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Build Status](https://travis-ci.org/halirutan/Mathematica-IntelliJ-Plugin.svg?branch=develop)](https://travis-ci.org/halirutan/Mathematica-IntelliJ-Plugin)
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+[![Code Sponsor](https://app.codesponsor.io/embed/gPCX357E9akZQtegGQhuixbD/halirutan/Mathematica-IntelliJ-Plugin.svg)](https://app.codesponsor.io/link/gPCX357E9akZQtegGQhuixbD/halirutan/Mathematica-IntelliJ-Plugin)
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 # Mathematica (Wolfram Language) support for IntelliJ IDEA
 
 ![teaser](http://i.stack.imgur.com/N5KVt.gif)