fix: EVENT_BATTLE_END

EVENT_BATTLE_END
In the new rule, effects that activated at EVENT_BATTLE_END before are at the same timing as flip effect and EVENT_BATTLED now.
So all EVENT_BATTLE_END are changed into EVENT_BATTLED.
Merge branch 'master' into patch
fix

c12670770 サイバー・ネットワーク
Add client hint to let the opponent know whether the player will use the effect upon activation or not.
(Add str2 in cards.cdb)
Merge pull request #737 from salix5/patch

fix: EVENT_BATTLE_END