WowAce

Adirelle:
    - Heavily reworked the forecast algorithm.
    Extracted the DPS cooldowns and the focus fillers from the main rotations.
    - Take Dire Beast into account to estimate the focus income.
    - Removed some unused code.
    - Added a BuildCostGetter like the other Build*Getter.
    - The N special table accepts numerical spell ids.
    - Fixed previously drycoded changes.
    - Do not show forecast nor marks without a valid target.
    - Minor fixes.
    - Fixed global leakage.
    - Removed unused stuff.
    - Added a BuildCostGetter like the other Build*Getter.
    - The N special table accepts numerical spell ids.
    - Less debug in spell updates.
    - Fixed previously drycoded changes.
    - Do not show forecast nor marks without a valid target.
    - Do not update forecast and focusbar on UNIT_AURA or SPELL_UPDATE_COOLDOWN if none of the tracked spells changed.
    - Simulate an aura timer for Dire Beast to avoid clipping it after Readiness.
    - Removed the '*' (always) spell tracking.
    Serpent Sting, Rapid Fire and Ferver are tracked if they are known anyway.
    - Slightly reworked the spell forecast.
    Allow a maximum delay of 1 GCD for the most important spell.
    Add Fervor and any number of necessary fillers.