Really need to separate commits. Click for details
- Scroll transcript to bottom when new messages received
  - Only if the view was already scrolled to the bottom.
  - Also applies to Silica.
- Set the Conversation JavaScript object correctly.
- Open psnChatStyle packages in Silica.
- Make the friend requests counter work.
- Fix possible deadlock in selecting friends.
- Remove old code.
- Implement -[SCThemeManager availableThemes].
- Enlarge add friend sheet to accommodate longer IDs.
- Delete friends (right click their contact list entry)
- Fix message being sent when the field is defocused.
- Fun. (define SC_FUN_ALLOWED)
Merge branch 'master' of github.com:stal888/Poison