Move sweepClosedSockets() to sockets.js
Merge pull request #503 from kotarou3/sweepClosedSockets

Move sweepClosedSockets() to sockets.js
Add Gen 6 OU Monotype
Remove Gen 5 OU Monotype and implement instead post pokebank only
Gen 6 OU Monotype.
Ban Yveltal on Inverse metagame
Typing seemed ok to allow it in. It wasn't.
Merge remote-tracking branch 'upstream/master' into kupo