Lobby Privacy Policy.
Restricts the previous Terms of Service clauses that asked for a universal grant for personal data processing without explicitly mentioning chatlogs or IP address logs (possibly in violation of the Data Protection Directive).
Hopefully establishes GDPR compliance for the lobby by mentioning all data procsessed, purposes and new user rights, fixes #5257.
Explain why the service is not directed to children < 13 and a COPPA compliance note.
Add severability clause.
Add licensing note for terms.
Differential Revision: https://code.wildfiregames.com/D1590
Accepted By: Itms
refs https://wildfiregames.com/forum/index.php?/topic/24325-gdpr/