Updated doc structure for mkdocs

Author: qstokkink

doc/README.md

@@ -6,15 +6,15 @@ This file will help you navigate the existing documentation.
 ## Preliminaries
 
 - [Introduction](https://github.com/Tribler/py-ipv8/blob/master/README.md)
-- [Additional installation instructions for Windows and Mac](https://github.com/Tribler/py-ipv8/blob/master/doc/install_libsodium.md)
+- [Additional installation instructions for Windows and Mac](preliminaries/install_libsodium.md)
 
 ## Basics
 
-- [Creating your first overlay](https://github.com/Tribler/py-ipv8/blob/master/doc/overlay_tutorial.md)
-- [Running a Trustchain crawler](https://github.com/Tribler/py-ipv8/blob/master/doc/crawler_service_tutorial.md)
-- [Using the attestation service](https://github.com/Tribler/py-ipv8/blob/master/doc/attestation_tutorial.md)
+- [Creating your first overlay](basics/overlay_tutorial.md)
+- [Running a Trustchain crawler](basics/crawler_service_tutorial.md)
+- [Using the attestation service](basics/attestation_tutorial.md)
 
 ## Further reading
 
-- [Trustchain technical details](https://github.com/Tribler/py-ipv8/blob/master/doc/trustchain.md)
-- [Anonymization technical details](https://github.com/Tribler/py-ipv8/blob/master/doc/anonymization.md)
+- [Trustchain technical details](further-reading/trustchain.md)
+- [Anonymization technical details](further-reading/anonymization.md)