[Feature] Discord Badge Addition (#591)

- Addition of Discord Badge which will redirect to chat group where users can discuss any existing features or required fixes and so on.
- Badge shows number of users online in chat room
- Contributing guidelines added chat group reference

Closes #587

CONTRIBUTING.rst

@@ -32,6 +32,13 @@ Mandatory conditions
 
 Please follow the code style in the docs.
 
+Connect on Chat for any queries
+---------------------------------
+
+Please message on chat-group link present in `README.rst`_ badge for any queries.
+
+.. _README.rst: README.rst
+
 
 Before you raise a PR
 ---------------------
@@ -132,4 +139,4 @@ In addition to all the contributors we would like to thank to these companies:
 .. _JetBrains: http://www.jetbrains.com
 .. _PyCharm: http://www.jetbrains.com/pycharm/
 .. _Travis: https://travis-ci.org/
-.. _Insomnia: https://insomnia.rest/
+.. _Insomnia: https://insomnia.rest/

README.rst

@@ -1,7 +1,7 @@
 ============================
 Atlassian Python API wrapper
 ============================
-|Build Status| |PyPI version| |PyPI - Downloads| |License| |Codacy Badge| |Docs|
+|Build Status| |PyPI version| |PyPI - Downloads| |License| |Codacy Badge| |Docs| |Discord|
 
 What is it?
 ___________
@@ -148,6 +148,9 @@ See the `Contribution Guidelines for this project`_ for details on how to make c
 .. |Docs| image:: https://readthedocs.org/projects/atlassian-python-api/badge/?version=latest
    :target: https://atlassian-python-api.readthedocs.io/en/latest/?badge=latest
    :alt: Documentation Status
+.. |Discord| image:: https://img.shields.io/discord/756142204761669743.svg?label=&logo=discord&logoColor=ffffff&color=7389D8&labelColor=6A7EC2
+   :alt: Discord Chat
+   :target: https://discord.gg/FCJsvqh
 
 
 Credits
@@ -164,4 +167,4 @@ In addition to all the contributors we would like to thank these vendors:
 .. _PyCharm: http://www.jetbrains.com/pycharm/
 .. _Travis: https://travis-ci.org/
 .. _Microsoft: https://github.com/Microsoft/vscode/
-.. _VSCode: https://code.visualstudio.com/
+.. _VSCode: https://code.visualstudio.com/