Trillian 5.2.0.13

- FIXED [Contact List] Update score and message state logic for Metacontacts
- FIXED [Message Window] After pasting, future messages may be black
- FIXED [Message Window] Paste in a huge blob of text, cursor movements may go back to end
- FIXED [Preferences] membershipRequest after purchase
- FIXED [Preferences] Password changing may not force a rewrite of identities
- FIXED [Social] Ignored contacts may still show up on main unread count