new PIClientServer::ClientBase::stopAndWait() method for blocking stop read.

PIClientServer::ClientBase::close() now non-blocking

main.cpp

@@ -69,6 +69,8 @@ protected:
 #include <iostream>
 int main(int argc, char * argv[]) {
 	PILog log;
+	log.setColorConsole(false);
+	log.setOutput(PILog::File, false);
 	log.setLogName("test");
 	log.setDir("logs");
 	// log.setTimestampFormat("hh-mm-ss");