better elaboration about licensing & add FAQ URL

Author: gorkem-cetin

AGPLv3

@@ -1,3 +1,14 @@
+This is AGPL verbatim license. Countly includes a license schedule 
+next to AGPL in LICENSE.md file (modified section 7). For more 
+information about licensing Community Edition, see LICENSE.md 
+file, and also read Licensing FAQ here: 
+
+http://resources.count.ly/docs/licencing-faq
+
+If you are in doubt about licensing, do not hesitate to contact
+us at [email protected]
+
+
 GNU AFFERO GENERAL PUBLIC LICENSE
 
 Version 3, 19 November 2007