add PIString::lineNumber() method

add ""_tr literal to translate string by PITranslator
add pip_tr util, now useless, only can generate *.ts
add qt_support internal lib, now only works with *.ts file
pip_vtt migrate to qt_support

CMakeLists.txt

@@ -563,6 +563,8 @@ if(NOT PIP_FREERTOS)
 	add_subdirectory("utils/code_model_generator")
 	add_subdirectory("utils/resources_compiler")
 	add_subdirectory("utils/deploy_tool")
+	add_subdirectory("utils/qt_support")
+	add_subdirectory("utils/translator")
 	add_subdirectory("utils/value_tree_translator")
 	if(PIP_UTILS AND (NOT CROSSTOOLS))
 		add_subdirectory("utils/system_test")