[3.3.5] Beast Mastery hunter talent Animal Handler

The goal of this PR is to restore the correct AP values for a BM hunter:

Animal Handler, Rank 1
- Increases your pet's attack power by 5% and increases the duration of your Master's Call effect by 3 sec.

Animal Handler, Rank 2
- Increases your pet's attack power by 10%, and increases the duration of your Master's Call effect by 6 sec.

Viewed in talent calculator: http://wotlk.openwow.com/talent#cVbhzTGRb

by Rushor, closes  #15361

sql/updates/world/2016_02_12_13_world_335.sql

@@ -0,0 +1,5 @@
+-- animal handler, spell ranks
+DELETE FROM `spell_ranks` WHERE `first_spell_id` = 34453;
+INSERT INTO `spell_ranks` (`first_spell_id`,`spell_id`,`rank`) VALUES
+(34453, 34453, 1), -- Animal Handler, Rank 1
+(34453, 34454, 2); -- Animal Handler, Rank 2