Initial try.
More C++11 related changes done.
More C++11 related changes done.
echo_server project: C++11 support compiles.
More C++11 related changes done.
echo_server project: Boost support fixed.
asio_performance_test_client project: C++11 support compiles.
async_basics & async_basics2 projects: C++11 support compiles.
nmea_client project: C++11 support compiles.
qt_echo_server project: C++11 support compiles.
All project: C++11 support compiles.
C++11 support splitted among parts of standard library.
Minor comment change.