Add implementation for sort order based on Qt Contacts API equivalent
Add implementation for sort order based on Qt Contacts API equivalent

Only minor search and replace changes; in the future, may have to
revisit the class to consider the blanks policy, and perhaps
some other issues...

enthought/qt-mobility,enthought/qt-mobility,enthought/qt-mobility,tmcguire/qt-mobility,KDE/android-qt-mobility,tmcguire/qt-mobility,tmcguire/qt-mobility,tmcguire/qt-mobility,kaltsi/qt-mobility,qtproject/qt-mobility,kaltsi/qt-mobility,tmcguire/qt-mobility,qtproject/qt-mobility,kaltsi/qt-mobility,enthought/qt-mobility,KDE/android-qt-mobility,KDE/android-qt-mobility,kaltsi/qt-mobility,qtproject/qt-mobility,KDE/android-qt-mobility,qtproject/qt-mobility,kaltsi/qt-mobility,qtproject/qt-mobility,enthought/qt-mobility,kaltsi/qt-mobility,qtproject/qt-mobility,enthought/qt-mobility