some fixes for picloud, but still not working correctly

libs/main/io_devices/piiodevice.cpp

@@ -637,7 +637,3 @@ void PIIODevice::configureFromVariantDevice(const PIPropertyStorage & d) {
 }
 
 
-void PIIODevice::softStopThreadedRead() {
-	read_thread.stop();
-}
-

libs/main/io_devices/piiodevice.h

@@ -390,8 +390,6 @@ public:
 	//! \~russian Пишет в устройство блок памяти "mb"
 	ssize_t write(const PIMemoryBlock & mb) {return write(mb.data(), mb.size());}
 
-	void softStopThreadedRead();
-
 	EVENT_VHANDLER(void, flush) {;}
 	
 	EVENT(opened);

libs/main/io_devices/piserial.cpp

@@ -827,7 +827,7 @@ ssize_t PISerial::readDevice(void * read_to, ssize_t max_size) {
 			return 0;
 		if (err == ERROR_BAD_COMMAND || err == ERROR_ACCESS_DENIED) {
 			piCoutObj << "read error" << (PRIVATE->readed) << errorString();
-			softStopThreadedRead();
+			stop();
 			close();
 			return 0;
 		}