changed some single chars from QString to QChar in add to QString context -> faster (EBN)
changed some single chars from QString to QChar in add to QString context -> faster (EBN)

svn path=/trunk/KDE/kdelibs/kate/; revision=589307

hlamer/kate,jfmcarreira/kate,sandsmark/kate,cmacq2/kate,hlamer/kate,cmacq2/kate,hlamer/kate,hlamer/kate,hlamer/kate,DickJ/kate,hlamer/kate,hlamer/kate,DickJ/kate,DickJ/kate,hlamer/kate,DickJ/kate,sandsmark/kate,cmacq2/kate,sandsmark/kate,jfmcarreira/kate,hlamer/kate,sandsmark/kate,hlamer/kate,jfmcarreira/kate