added icons for twitter booostrap, some corrections
added update function which update tasks on server
added running state to server, added editable name on task list
added inline editing for timer
solved time update bug and minute increasing after 30 seconds bug
added progress bars and confirm dialog on delete
added ajax loader on data update
added user managment, with registration loign logout and relatoves task
added user id control on server data update
added some validations to Register form