Draw custom splitview handle. No need to calculate the divider rect, it's already been done. 
Draw custom splitview handle. No need to calculate the divider rect, it's already been done. 

git-svn-id: cb3fc60f0f557b927b8032d8a94e869b6f9f230b@1689 0fceea05-a30d-0410-8a8b-80ef821fb0a1

camillobruni/skim,jasongrout/skim,camillobruni/skim,camillobruni/skim,jasongrout/skim,camillobruni/skim