GUI Updated, base for Global Chat List

Added playername textfields.
Adding a PlayerList and player management
Fixed disconnect cleaning
Working with server-client communication

Somehow works, but need some fixing.
Fixed buffor = proper player color menagment
Color commit
Fixed server<->client communication. Working chat!
Scene change, experimenting with labelcolors
Code cleaning, working chat and player list
readme fix
Merge branch 'playernetlist'