Fix various crashes involving {}
Revert 6155ac0f7f
Fix bug in HTML validator
Add Battle of Legends format
Randbats: Prevent Foul Play with setup
Update UU suspects

Staraptor -> BL
Tornadus-T -> UU
Update /om
Update Other Metagames

- Added new OM of the Month: Mediocremons
- Replaced OU Theorymon with Pokemon Throwback
- Added Almost Any Ability ladder
- Removed Ability Exchange
- Reordered OMs to match /om all
Add missing '/' in unrecognized command message

Using '//' would begin a message with '/' and the message should reflect that accurately.
Add missing '/' in showtan message

Same as other commands.
Merge pull request #1046 from Relados/patch-1

Add missing '/' in unrecognized command message
Change BH threatlist link
Add OM sample teams and STABmons threatlist
Prevent use of !roomhelp in battles

Some users would use !roomhelp in a battle to spam up the battlechat.  Considering there's no real reason to view the roomhelp message in a battle, it should be restricted like it is in lobby.
Merge pull request #1047 from Relados/patch-2

Prevent use of !roomhelp in battles
Update 1v1
Add missing heights and weights
Missed Aegislash, Pumpkaboo, and Gourgeist formes in previous commit
Aegislash actually weighs 53 kg
July tier updates to NU Beta