Added some books to the renewal database because of their MATK changes. (bugreport:5921)
Changed bonus bDoubleRate to skill "TF_DOUBLE" because bonus bDoubleRate isn't enough and the official script explicitly states that the skill should be given. (bugreport:5935)
git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@16249 54d463be-8e91-2dee-dedb-b68131a5f0ec