msvc project update

git-svn-id: file:///svn/Scribus/trunk/Scribus@19410 11d20701-8431-0410-a711-e3c959e3b870
move to protected a few color/transparency palette methods which don't need to be slots

git-svn-id: file:///svn/Scribus/trunk/Scribus@19411 11d20701-8431-0410-a711-e3c959e3b870