fix error edit datetime
Merge pull request #135 from scrum2b/feature/with_angularjs

fix error edit datetime
fix js show hide column close and fix add new issue
new design header
edit function set height for div sprint
merge code and fix conflict
set height for div sprint after create new issue
fix check height after add edit delete issue and add function select many issue
Merge pull request #137 from scrum2b/feature/with_angularjs

Feature/with angularjs
add function change many issue
Merge pull request #139 from scrum2b/feature/with_angularjs

add function change many issue
Merge pull request #140 from scrum2b/2-1-stable

2 1 stable