Fix typo on gen4 Slaking event ability
Merge pull request #1240 from QxC4eva/master

Gen 4: Fix typo on Slaking event ability
Remove arceusunknown
Ban Keldeo in Almost Any Ability
Remove isUnreleased from Diancie
Merge pull request #1241 from QxC4eva/master

Remove extra data
NEXT: Remove Diancie`s formats-data entry
Merge remote-tracking branch 'upstream/master'