* Fixed#445, fixed Health Conversion cast time & cooldown.
* Fixed#404:
* Added new item bonus `bonus2 bSubDefEle,e,x;` to reduce x% damage received from monster with element e.
* Fixed item script for item 4442 until 4449.
* Added config `subdef_ele` in conf/battle/items.conf to change bSubDefEle behavior.
* Follow up 111eb0c1c1a048219cb7c908cf8be0b0a24afdde, added state requirement for skill 'elementalspirit2' for skill that need summoned Elemental Spirit and removes it.
* Fixed monster that `is_infinite_defense` ignored Safety Wall && Pneuma effect.
* Also fixed bugreport:6741.
* But the effects are still ignored for Emperium when WOE time, and BG monsters in BG Arena (like previous).
* Item Updates:
* Transformation chance to becomes Atroce as combo of Fidelity_Necklace (2959) and Black_Shiba_Inu_Hat (18756).
* Transformation chance to becomes Eddga as bonus of King_Tiger_Doll_Hat (5497) and W_King_Tiger_Doll_Hat (18856).
* Cooldown reduction for skill WL_RECOGNIZEDSPELL in Naqsh (2904).
* Fixed bonus damage for WS_CARTTERMINATION as combo of Gigant_Helm (19021) and Giant_Axe (1387).
* Changed `bonus3 bSPDrainRate` to `bonus2 bSPGainAttackRate` and `bonus3 bHPDrainRate` to `bonus2 bHPGainAttackRate` in db/re/pet_db.txt.
* Corrected calculation in `battle_calc_cardfix` for BF_MISC, it's should be `if( cardfix != 1000 )`!.
* Source documentation updates for `battle_calc_cardfix`.
* Typo at MOBID_GUARIDAN1 and MOBID_GUARIDAN2.
Signed-off-by: Cydh Ramdh <cydh@pservero.com>