Updates to Shaman, Mage, Warlock, Druid

[kayla-glick]

Druid

• Updated the base paw damage values
• Fixed the rake AP coefficient
• Fixed feral combat skill to actually work as intended

Mage

• Pyroblast now has no mana cost if cast using a Hot Streak proc.
• Brain Freeze now also makes Balefire Bolt instant and have no mana cost.
• The base damage of Frostfire Bolt has been reduced by 16%

Shaman

• Molten Blast now gains additional damage equal to 14.3% of Fire Spell Power

Warlock

• Shadowflame is no longer mutually exclusive with Unstable Affliction.
• Shadowflame can now trigger Improved Shadowbolt.
• Shadowflame also increases the number of Improved Shadowbolt charges to 10.
• The amount of bonus spell damage provided by Demonic Knowledge is now 3% (down from 10%)
• Grimoire of Synergy has been adjusted and now has a 10% chance to proc and grants a 10% damage bonus.
• The damage penalty of Shadow Bolt Volley has been reduced to 5% (was previously 20%)
• Curse except Curse of the Elements or Curse of Shadow is used (added to CoR)
• Immolation Aura now triggers from being attacked rather than as a periodic effect. This cannot occur more than once per second, and does not require the attack to hit.
• Immolation Aura now also increases fire damage by 10%.