more provider interface documentation
more provider interface documentation

svn path=/trunk/kdesupport/qca/; revision=693434

highfidelity/qca,oktavarium/qca,highfidelity/qca,Bjoe/qca,Bjoe/qca,Bjoe/qca,karolherbst/qca,sladage/qca,oktavarium/qca,JoshuaKolden/qca,JoshuaKolden/qca,KDE/qca,KDE/qca,karolherbst/qca,Esf-Software/qca,sladage/qca,JoshuaKolden/qca,sladage/qca,karolherbst/qca,KDE/qca,oktavarium/qca,highfidelity/qca,sladage/qca,Bjoe/qca,karolherbst/qca,KDE/qca,JoshuaKolden/qca,highfidelity/qca,Esf-Software/qca,oktavarium/qca,Esf-Software/qca,Esf-Software/qca