Draw discrete level indicator cell continuous when the number of discrete levels becomes too large.
Draw discrete level indicator cell continuous when the number of discrete levels becomes too large.

git-svn-id: cb3fc60f0f557b927b8032d8a94e869b6f9f230b@3208 0fceea05-a30d-0410-8a8b-80ef821fb0a1

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