Update and rename README to README.md (#1692)

* Update and rename README to README.md

* Update README.md

README → README.md

-Description
-===========
+# php{ip}am
+Website: https://phpipam.net/
+
+## Description
 phpipam is an open-source web IP address management application. Its goal is to provide light and simple IP address management application.
 It is ajax-based using jQuery libraries, it uses php scripts and javascript and some HTML5/CSS3 features, so some modern browser is preferred
 to be able to display javascript quickly and correctly.
 
-Features and tools:
-- https://phpipam.net/documents/features/
-
-License
-=======
-phpipam is released under the GPL v3 license, see misc/gpl-3.0.txt.
-
-Requirements
-============
-- https://phpipam.net/documents/installation/
-
-Install
-=======
-- https://phpipam.net/documents/installation/
+## Links
+ - [Features & Tools](https://phpipam.net/documents/features/)
+ - [Requirements & Installation](https://phpipam.net/documents/installation/)
+ - [API guide](https://phpipam.net/api-documentation/)
+ - [Update](https://phpipam.net/documents/upgrade/)
+ - [Demo page](http://demo.phpipam.net) (Login: `Admin / ipamadmin`)
 
-API guide
-=========
-- https://phpipam.net/api-documentation/
+## I forgot my Admin password!?
+Just run `php functions/scripts/reset-admin-password.php` in the cliandand enter your new password
 
-Update
-=======
-- https://phpipam.net/documents/upgrade/
+## What are the credentials for a fresh install?
+The Default redentials for a new instance of phpipam are the same as the credentils for
+the demo page: `Admin / ipamadmin`
 
-Demo page
-============
-http://demo.phpipam.net
-
-Default user
-============
-Admin / ipamadmin
-
-Reset admin password
-====================
-php functions/scripts/reset-admin-password.php
-
-Changelog
-=========
+## Changelog
 See misc/CHANGELOG
 
-Roadmap
-=========
+## Roadmap
 See misc/Roadmap
 
-Contact
-=======
+## Contact
 miha.petkovsek@gmail.com
 
-special thank also to Hosterdam team (http://www.hosterdam.com) for VPS server
+Special thanks are going also to the Hosterdam team (http://www.hosterdam.com) for the VPS server
 that is used for development of phpIPAM and for demo site.
 
 And also to all users that filed a bug report / feature report and helped with feature testing!
+
+## License
+phpipam is released under the GPL v3 license, see misc/gpl-3.0.txt.