Update: Clan

- Clan rejoin duration is back to 7 days.
- Clan Masters can now promote other members to the rank of Clan Masters (250k gold).
- Clan Masters can now leave a clan or demote other clan masters (No fee).
- A clan master can only be demoted if not active in the last 30 days.
- Maximum of 10 Clan Masters per clan.
- Admirals(Rank 7) can now do diplomacy and change super weapon lane.