update readme

README.md

 Ansible Archlinux Piwigo
-==========================
+========================
 
 A role to install piwigo and set basic config
 
-It also install apache, ssl cert, php-fpm, redis and mariadb
+It also install apache, ssl cert, php-fpm
 
 Tested and Used on ArchLinux but it may work on any Linux
 
@@ -54,15 +54,6 @@ Open Firefox and Goto https://localhost:18443/
 
 Accept Self Signed Certificat
 
-And Login as alice/superadmin (maybe you will have to retry login once, I don't know why)
-
-How to Install Piwigo
-------------------------
-
-You must have run **molecule test** before !
-
-Then [Read The Doc](README_HowToUseIt.md)
-
 Todo
 ----
 - Be Kind