Dual talent specialization

[telsamat]

ytdb 600

https://github.com/tobmaps/TrinityCore/commit/0bde74eff60be78b39c1e3cc129b05886e7eb87b#commitcom ment-416172

this commit on Trinitycore broke cost of learning dual spec, there is no cost if you are learning dual spec talents and the cast bar on you if you are learning DTS is too fast

[NeatElves]

Test
UPDATE `gossip_menu_option` SET `option_icon` = '2',`option_id` = '18' WHERE `menu_id` =10371 AND `id` =0;

[telsamat]

yes now it take 1000gold from character :) thx