Core/Auras: Renamed a bunch of unknown or changed spell aura types and implemented some of them

Port From (https://github.com/TrinityCore/TrinityCore/commit/d697882dfbb16242b7aa0b915fb116a14039ac5e)

Source/Game/Spells/Auras/Aura.cs

@@ -735,7 +735,7 @@ namespace Game.Spells
             {
                 int duration = m_spellInfo.GetMaxDuration();
                 // Calculate duration of periodics affected by haste.
-                if (caster.HasAuraTypeWithAffectMask(AuraType.PeriodicHaste, m_spellInfo) || m_spellInfo.HasAttribute(SpellAttr5.HasteAffectDuration))
+                if (m_spellInfo.HasAttribute(SpellAttr5.HasteAffectDuration))
                     duration = (int)(duration * caster.m_unitData.ModCastingSpeed);
 
                 SetMaxDuration(duration);

Source/Game/Spells/Auras/AuraEffect.cs

@@ -983,7 +983,6 @@ namespace Game.Spells
         [AuraEffectHandler(AuraType.ModBlind)]
         [AuraEffectHandler(AuraType.Unk335)]
         [AuraEffectHandler(AuraType.MountRestrictions)]
-        [AuraEffectHandler(AuraType.IncreaseSkillGainChance)]
         [AuraEffectHandler(AuraType.ModResurrectedHealthByGuildMember)]
         [AuraEffectHandler(AuraType.ModAutoattackDamage)]
         [AuraEffectHandler(AuraType.ModSpellCooldownByHaste)]
@@ -992,16 +991,13 @@ namespace Game.Spells
         [AuraEffectHandler(AuraType.Unk352)]
         [AuraEffectHandler(AuraType.ModCamouflage)]
         [AuraEffectHandler(AuraType.Unk354)]
-        [AuraEffectHandler(AuraType.Unk356)]
         [AuraEffectHandler(AuraType.EnableBoss1UnitFrame)]
         [AuraEffectHandler(AuraType.WorgenAlteredForm)]
-        [AuraEffectHandler(AuraType.Unk359)]
         [AuraEffectHandler(AuraType.ProcTriggerSpellCopy)]
         [AuraEffectHandler(AuraType.OverrideAutoattackWithMeleeSpell)]
         [AuraEffectHandler(AuraType.ModNextSpell)]
         [AuraEffectHandler(AuraType.MaxFarClipPlane)]
         [AuraEffectHandler(AuraType.EnablePowerBarTimer)]
-        [AuraEffectHandler(AuraType.SetFairFarClip)]
         void HandleUnused(AuraApplication aurApp, AuraEffectHandleModes mode, bool apply) { }
 
         /**************************************/

Source/Game/Spells/Spell.cs

@@ -4737,9 +4737,12 @@ namespace Game.Spells
             // check spell focus object
             if (m_spellInfo.RequiresSpellFocus != 0)
             {
-                focusObject = SearchSpellFocus();
-                if (!focusObject)
-                    return SpellCastResult.RequiresSpellFocus;
+                if (!m_caster.HasAuraTypeWithMiscvalue(AuraType.ProvideSpellFocus, (int)m_spellInfo.RequiresSpellFocus))
+                {
+                    focusObject = SearchSpellFocus();
+                    if (!focusObject)
+                        return SpellCastResult.RequiresSpellFocus;
+                }
             }
 
             castResult = SpellCastResult.SpellCastOk;