Non blocking receive function.
Avoid slow joiner issue in the tests with usleep
intermediary commit. Trying to implement a tic mechanism for periodic broadcast of a gamestate message
forgot 2 files ...
Reduce server sleep time.
Check that last reply is goodbye in test_hello.
commit before merge with dchilot
Merge https://github.com/dchilot/server-game

Conflicts:
	tasks/include/Server.hpp
	tasks/src/Server.cpp
	test/hello_client.cpp
factorisation of tests : test_input can now actually fail
Clean hello_client.
small refactoring of tests
removed useless files
Merge pull request #8 from fdiller/master

Stable server