Adjust travis script
Update ruby and redmine version for travis
Remove older test unit run fix.
Print working dir in Rakfile external commands.
Ship custom jQuery UI to fix dragging issues. Fix #28
Convert travis ci install to after install task.
Fix travis before script
Move old redmine version to allowed failures
Fix overall progress bar hiding last column on odd percentages.
Merge branch 'master' into develop

Conflicts:
	.travis.yml
	app/views/rdb_dashboard/index.html.haml
	app/views/rdb_dashboard/taskboard/_overall_progress.html.haml
	spec/browser/spec_helper.rb