readme update

Author: nareshnavinash

Library/pyrest.png

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 # PyRest-Python
-PyRest is an automation framework to test REST API endpoints. This framework is built in Python and inspired from the simplicity of Karate framework by Intuit and snapshot mode from Jest framework by Facebook.
+PyRest is an automation framework to test REST API endpoints. This framework is built in Python and inspired from the simplicity of [Karate framework by Intuit](https://github.com/intuit/karate) and snapshot mode from [Jest framework by Facebook](https://jestjs.io/).
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+[![License: GPL v3](https://img.shields.io/badge/License-GPLv3-blue.svg)](LICENSE)
+[![Made with Python](https://img.shields.io/badge/Made%20with-Python-yellow.svg)](https://www.python.org/)
+[![StackOverflow](http://img.shields.io/badge/Stack%20Overflow-Ask-blue.svg)]( https://stackoverflow.com/users/10505289/naresh-sekar )
+[![Contributions Welcome](https://img.shields.io/badge/Contributions-Welcome-brightgreen.svg)](CONTRIBUTING.md)
+[![email me](https://img.shields.io/badge/Contact-Email-green.svg)](mailto:nareshnavinash@gmail.com)
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+![alt text](Library/pyrest.png)
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 The supported markers are the following:
 
 Marker | Description
 ------ | -----------
-`$null` | Expects actual value to be `null`, and the data element or JSON key *must* be present
 `$notnull` | Expects actual value to be not-`null`
 `$array` | Expects actual value to be a JSON array
 `$object` | Expects actual value to be a JSON object