TE: 
I restored the deleted qt_xx.ts files and replaced them with the latest 
files from Qt 4.3.3.
QMenuBar is translated for most files. I copied "About," "Options," and 
"Exit" to es and sv from qgis_xx.ts. I modified de "About" ("Info" to 
"Über") and fr "Exit" ("Quitter" to "Sortir").