PIIODevice::bytesAvailible()

fix pistringlist pibinarystream write
pibinarystream::binaryStreamSize()
PIByteArray pibinarystream read with more size fix
pistring pibinarystream read optimization
fix bug in PIIOBinaryStream read and write if failed
workaround in PIIOString::readDevice
PISPI readDevice bug Fixed

libs/main/system/piprocess.h

@@ -207,7 +207,7 @@ public:
 //! \}
 
 private:
-	virtual void run();
+	void run() override;
 	void exec_();
 	void startProc(bool detached);