OPEN - task 25: Change tasks page with angularJs 
http://github.com/bibulle/kboard/issues/issue/25
OPEN - task 26: Some visuals issues 
http://github.com/bibulle/kboard/issues/issue/26
OPEN - task 27: Event treatment is too slow 
http://github.com/bibulle/kboard/issues/issue/27