Core/Spells:

* fixed Unholy Command talent
* fixed Resilient Infection talent
* fixed Desecration casting range and make sure that it only procs against targets that are not immune to movement slowing effects

sql/updates/world/custom/custom_2019_02_14_00_world.sql

@@ -0,0 +1,10 @@
+DELETE FROM `spell_script_names` WHERE `ScriptName` IN
+('spell_dk_unholy_command',
+'spell_dk_disease',
+'spell_dk_desecration');
+
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(-49588, 'spell_dk_unholy_command'),
+(55078, 'spell_dk_disease'),
+(55095, 'spell_dk_disease'),
+(-55666, 'spell_dk_desecration');