Method LogStreambuf

test/BaseTest.cpp:45–45

			using traits_type = std::streambuf::traits_type;

			LogStreambuf( LogStreambuf const & ) = delete;
			LogStreambuf & operator=( LogStreambuf const & ) = delete;
			LogStreambuf( LogStreambuf && ) = delete;
			LogStreambuf & operator=( LogStreambuf && ) = delete;