defines a custom template that will be applied to the component
webix.ui({
container:"box",
view:"colorboard",
cols :7,
rows :4,
width :600,
height :370,
template:"<div class=\"value_cell\">" +
"<div>{obj.val}</div>" +
"<div class=\"color_block\" style=\"background:{obj.val};\"></div>" +
"</div>"
});