NodeBB SSO Steam v2
** THIS VERSION IS NOT BACKWARD COMPATIBLE **
v2 Updates:
- Fixed deleting a steam linked account throwing the user into an invalid session loop
- Fixed being able to accidentally link two steam accounts to your profile
- Code cleanup and improvments
- Full size avatar is now used instead of small heavily compressed avatar
- Made steam profile link HTTPS
- Added an invalid name check and error message
- Added steam info to posts api for theme makers to use (post.user.sso-steam:steamid & post.user.sso-steam:profile)