initial commit of chat Broker Architecture code
the minimum a broker needs is a sockBroker not a list of clients
send method for UDPbroker done. IOException in interface
gitignore commit
Refactor changing in classes names
Implementaion of sockFactory and renaming variables due refactor of SockConnection
Implementation of recv method of udpSockConnection done
Add SocketUtils class with getAvaiblePort method
coded some test in run method
add self control of port of connection peer
test class
add ObersevableSet class and turned Brocker in an Observer
test aide save
Fix compilation errors
Delegation of methods to internal Set<T>
add observalbe iterator
Refactor: rename MainTest -> MainTestBroker
add ObserverTest
add SockConst class
add SockConst class