docs(readme): update readme

Add badges and update import example

README.md

@@ -1,6 +1,9 @@
 # TimeDurationInput
 
 [![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/)
+[![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
+[![Build Status](https://travis-ci.org/BillRobitskeJr/react-time-duration-input.svg?branch=master)](https://travis-ci.org/BillRobitskeJr/react-time-duration-input)
+[![Coverage Status](https://coveralls.io/repos/github/BillRobitskeJr/react-time-duration-input/badge.svg?branch=master)](https://coveralls.io/github/BillRobitskeJr/react-time-duration-input?branch=master)
 
 Provide simple time duration input in your React app.
 
@@ -14,10 +17,10 @@ npm install --save react-time-duration-input
 ## Usage
 
 ```jsx
-import TimeDurationInput from 'react-time-duration-input'
+import { TimeDurationInput } from 'react-time-duration-input'
 
 function SampleComponent () {
-  const [value, setValue ] = useState(2443332000)
+  const [ value, setValue ] = useState(2443332000)
 
   return (<TimeDurationInput value={value} onChange={setValue} />)
 }