Add badges to README

Author: danilopolani

README.md

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+[![Build Status](https://travis-ci.org/danilopolani/vscode-yet-another-phpunit.svg?branch=master)](https://travis-ci.org/danilopolani/vscode-yet-another-phpunit)
+[![Marketplace Version](https://vsmarketplacebadge.apphb.com/version-short/danilopolani.yet-another-phpunit.svg)](https://marketplace.visualstudio.com/items?itemName=danilopolani.yet-another-phpunit)
+
+
 # Yet Another PHPUnit
 
 This extension is an enhanced fork-n-remake of [Better PHPUnit](https://github.com/calebporzio/better-phpunit). The major part of the code is taken from that repository.  
@@ -140,4 +144,4 @@ This is what I'd love to implement in the future:
 
 ### Credits
 - Logo by <div> by FlatIcon is licensed by [CC 3.0 BY](http://creativecommons.org/licenses/by/3.0/)
-- Starting code forked from [Better PHPUnit](https://github.com/calebporzio/better-phpunit)
+- Starting code forked from [Better PHPUnit](https://github.com/calebporzio/better-phpunit)