Druid: Fix Rake multiplier to account for Incarnation buff.
Fix bug with being too aggressive with not using parentheses.

Only associative operators should allow for removing parentheses.
Add legendary ring buffs from WoD.
Improve SimulationCraft translator.

* Add generic "potion_<stat>_buff" symbols.
* Focusing Shot must be differentiated for marksmanship hunters.
* Handle fake "careful_aim" buff.

Regenerate reference scripts from SimulationCraft git master branch from
2014-10-20.
Hunter: Update default scripts based on SimulationCraft for 6.0.2.
Fix loading Ovale with no other addons.
Add some logging code to the frame Update handler.
Make cooldown animation look more like Blizzard's action bar buttons.
Fix cooldown animation mysteriously disappearing.

We constantly reset the cooldown animation's start and duration to
counteract the mysterious resets to 0.
Add power generated during a spell's cast time in the simulator.