add jqueryUI
Create API error responses and update workflow page
reconfigure workflow front end and add base styles
get gravitar image if no user defined image
build in progress, my tasks, recent tasks and quick task update modules on dashboard
Merge pull request #11 from mporam/mporam

Build workflow and dashboard pages
Merge branch 'maxl' of https://github.com/mporam/TaskManagr into maxl

Conflicts:
	demo/css/stylesheet.less
	demo/index.php