Remove redundant include, allow QCA to build with  Intel C COmpiler.
Remove redundant include, allow QCA to build with 
Intel C COmpiler.

svn path=/trunk/kdesupport/qca/; revision=478246

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