
make m_changed protected, so that derivees can reset it.

svn path=/trunk/kdelibs/kate/; revision=389187

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