docs(readme) badges

Author: coderaiser

README.md

@@ -1,4 +1,13 @@
-# Spawnify
+# Spawnify [![License][LicenseIMGURL]][LicenseURL] [![NPM version][NPMIMGURL]][NPMURL] [![Dependency Status][DependencyStatusIMGURL]][DependencyStatusURL] [![Build Status][BuildStatusIMGURL]][BuildStatusURL] [![Coverage Status][CoverageIMGURL]][CoverageURL]
+
+[NPMIMGURL]:                https://img.shields.io/npm/v/spawnify.svg?style=flat
+[BuildStatusIMGURL]:        https://img.shields.io/travis/coderaiser/spawnify/master.svg?style=flat
+[DependencyStatusIMGURL]:   https://img.shields.io/david/coderaiser/spawnify.svg?style=flat
+[LicenseIMGURL]:            https://img.shields.io/badge/license-MIT-317BF9.svg?style=flat
+[NPMURL]:                   https://npmjs.org/package/spawnify "npm"
+[BuildStatusURL]:           https://travis-ci.org/coderaiser/spawnify  "Build Status"
+[DependencyStatusURL]:      https://david-dm.org/coderaiser/spawnify "Dependency Status"
+[LicenseURL]:               https://tldrlegal.com/license/mit-license "MIT License"
 
 Create new processes, change directories, auto switch between spawn and exec.