Extract i18n from gui

Sorry to have missed this :/

Messages.sh

@@ -4,4 +4,4 @@ $EXTRACTRC $(find conf/ -name "*.ui") $(find core/ -name "*.ui") $(find shell/ -
 $EXTRACTATTR --attr=tool,name part/data/drawingtools.xml >> rc.cpp || exit 13
 $EXTRACTATTR --attr=tool,name part/data/tools.xml >> rc.cpp || exit 14
 $EXTRACTATTR --attr=tool,name part/data/toolsQuick.xml >> rc.cpp || exit 15
-$XGETTEXT $(find conf/ -name "*.cpp" -o -name "*.h") $(find core/ -name "*.cpp" -o -name "*.h") $(find part/ -name "*.cpp" -o -name "*.h") $(find shell/ -name "*.cpp" -o -name "*.h") $(ls . | grep -E '\.cpp$') $(ls . | grep -E '\.h$') -o $podir/okular.pot
+$XGETTEXT $(find conf/ -name "*.cpp" -o -name "*.h") $(find core/ -name "*.cpp" -o -name "*.h") $(find gui/ -name "*.cpp" -o -name "*.h") $(find part/ -name "*.cpp" -o -name "*.h") $(find shell/ -name "*.cpp" -o -name "*.h") $(ls . | grep -E '\.cpp$') $(ls . | grep -E '\.h$') -o $podir/okular.pot