fix necrovalley interaction

changed to reflect the following OCG ruling

If the opponent has "Necrovalley" in their Field Card Zone when you activate "Madolche Chateau" in your Field Card Zone, at the time the effect of "Madolche Chateau" resolves, since the effect of "Necrovalley" is no longer applied, the effect of "Madolche Chateau" is not negated and all "Madolche" monsters in your Graveyard are returned to the Deck.[1]

http://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=12359&keyword=&tag=-1
fix ATK loss incorrectly resetting

Fixed ATK loss from resetting when the Equip Card is destroyed
and still destroying even if ATK falls under 500 on resolution
changed to master
fix

fixed Mage Power not counting Trapmonsters
fix 

Should now correctly declare the name at resolution not activation.

●モンスターカード名を宣言するタイミングは、このカードを表側にして発動した時の効果処理時となります。
http://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=7015
Merge pull request #510 from sidschingis/master

fix