Set demo to github master version
Update grunt uglify to 0.6.0
Use default pointer on task labels
Add containsDate to each column
Add auto-expand to demo
Accept null date for from-date and to-date
Update demo
Move some gantt logic from directive to factory
Bind dateRange from gantt factory with fromDate and toDate from directive
Better implementation for task-out-of-range option.
Fix truncate and expand task-out-of-range mode. fix #127