Move and fix links for install guides.

docs/wiki/README.md

@@ -5,10 +5,10 @@
 - [Using PowerDNS-Admin with PostgreSQL](preparation/Using-PowerDNS-Admin-with-PostgreSQL.md)
 
 ## Installation guides
-- [Running PowerDNS Admin on Ubuntu or Debian](Running-PowerDNS-Admin-on-Ubuntu-or-Debian)
-- [Running PowerDNS-Admin in Centos 7](Running-PowerDNS-Admin-on-Centos-7)
-- [Running PowerDNS-Admin in Fedora 30](Running-PowerDNS-Admin-on-Fedora-30)
-- [Running PowerDNS-Admin on FreeBSD 12.1-RELEASE](Running-on-FreeBSD)
+- [Running PowerDNS Admin on Ubuntu or Debian](install/Running-PowerDNS-Admin-on-Ubuntu-or-Debian.md)
+- [Running PowerDNS-Admin in Centos 7](install/Running-PowerDNS-Admin-on-Centos-7.md)
+- [Running PowerDNS-Admin in Fedora 30](install/Running-PowerDNS-Admin-on-Fedora-30.md)
+- [Running PowerDNS-Admin on FreeBSD 12.1-RELEASE](install/Running-on-FreeBSD.md)
 
 ## Web Server configuration
 - [Supervisord](Supervisord-example)