Add fix to hide datepicker

Fix to hide the datepicker if the modal is closed using the "x" button of the top bar
Define missing datePicker variable
Merge pull request #4 from PaNuMo/patch-2

Define missing datePicker variable
Reviewing copyrights. Changing some of them to double *. Putting back Liferay copyright to a generated file
[bugfix][enhancement] IE 9 ajax 304 status fixed and loader animation added on add task request
Added deploy scripts.
Fix to checkbox

Fixing misaligned checkbox. Ticket LRA-123
Merge pull request #7 from dhpz/master

Fix to checkbox