Added links to translations and published version

README.md

+Published version: https://constantvzw.org/wefts/cc4r.en.html   
+Castellano: https://pad.constantvzw.org/p/cc4r_en_castellano   
+Français: https://pads.domainepublic.net/p/cc4r
+
+/////////////////////////////////////////////////////////////////
+
 [ Copyleft Attitude with a difference ]
 
 # Collective Conditions for Re-Use (CC4r)