finnalisation comminication coté serveur
Merge branch 'master' of github.com:zanettibo/IRC

Conflicts:
	ChatClient/ChatClient.csproj
	ChatClient/Client.cs
on y est presque
Merge branch 'master' of github.com:zanettibo/IRC

Conflicts:
	ChatClient/ChatClient.csproj
	ChatClient/Client.cs
correction merge