pleroma/docs/installation/further_reading.include

* [How Federation Works/Why is my Federated Timeline empty?](https://blog.soykaf.com/post/how-federation-works/)
* [Backup your instance](../administration/backup.md)
* [Updating your instance](../administration/updating.md)
* [Hardening your instance](../configuration/hardening.md)
* [How to activate mediaproxy](../configuration/howto_mediaproxy.md)
Add include for the "Further reading" section * I added an include and use this include for the installation guides that already had this section * I added the "Further reading" section as well as te "Questions" section to the English guides that didn't have it yet * I added a first point "How Federation Works/Why is my Federated Timeline empty?" to link to lains blogpost about this because we still get this question a lot in the #pleroma support channel * I reordered the list a bit 2020-06-22 09:41:22 +00:00			`* [How Federation Works/Why is my Federated Timeline empty?](https://blog.soykaf.com/post/how-federation-works/)`
			`* [Backup your instance](../administration/backup.md)`
			`* [Updating your instance](../administration/updating.md)`
			`* [Hardening your instance](../configuration/hardening.md)`
			`* [How to activate mediaproxy](../configuration/howto_mediaproxy.md)`