Change Details

Reduce scrolling on smaller screens with 920px or less viewport width by using HTML5's `<details>`/`<summary>` so clicking on a workbaord column header hides the content of that column. Keep expanding its content by default. Closes T15843

Reduce users' need for scrolling on smaller screens with 920px or less viewport width by using HTML5's `<details>`/`<summary>` so clicking on a workboard column header hides the content of that column. Keep expanding its content by default. Closes T15843

Reduce users' need for scrolling on smaller screens with 920px or less viewport width by using HTML5's `<details>`/`<summary>` so clicking on a workbaordoard column header hides the content of that column. Keep expanding its content by default. Closes T15843