Added Cell Renderer
fixed backlog bug
Merge remote-tracking branch 'origin/team1-dev' into team1-dev-icons
Got icons working
Created icons for use with the tree
Minor changes to icons
Icon improvement
Clicking on a parent Requirement no longer closes node
Merge remote-tracking branch 'origin/team1-dev' into team1-dev-icons
Tree icons now work based on priority
Merge remote-tracking branch 'origin/team1-dev-icons' into team1-dev
Deleted test icons