Lobby 2.5 fix

- Add Changelog dialog
- Remove temp debug message
- Remove temp change size chat
- Fix connection message
- Fix "CH" flag country
- Fix "VA" flag country
- Replace the "world" flag country
- Fix yellow country
- The ConnectDialog lasts until the lobby is fully loaded

Waiting before accept, contact me here.
People are not going to watch a changelog which is 2000 lines.
The purpose is to only show new in FA.

Such as a bug fix, the person does not know and complicates life for nothing.
They will only by word of mouth.