first release of translation facility

* runtime - loading and translating
 * design-time - works with *.ts file (pip_tr utility)
 * compile-time - CMake macro for compile *.ts

libs/main/io_devices/piiostring.cpp

@@ -19,6 +19,8 @@
 
 #include "piiostring.h"
 
+#include "pitranslator.h"
+
 
 //! \class PIIOString piiostring.h
 //! \details
@@ -49,7 +51,7 @@ void PIIOString::clear() {
 
 bool PIIOString::open(PIString * string, PIIODevice::DeviceMode mode) {
 	if (mode == PIIODevice::ReadWrite) {
-		piCoutObj << "Error: ReadWrite mode not supported, use WriteOnly or ReadOnly";
+		piCoutObj << "Error: ReadWrite mode not supported, use WriteOnly or ReadOnly"_tr("PIIOString");
 		str = nullptr;
 		return false;
 	}