This commit adds two new properties: maxLoadUsers and enableHighlight.
With the property maxLoadUser the component limits a number of elements to show. MaxLoadUser is an integer property, and when it sets at -1, it shows all elements.
With the property enableHighlight, a function adds to a div with contenteditable=true a span with class=mentioned and with text the value.
This commit adds two new properties: maxLoadUsers and enableHighlight. With the property maxLoadUser the component limits a number of elements to show. MaxLoadUser is an integer property, and when it sets at -1, it shows all elements. With the property enableHighlight, a function adds to a div with contenteditable=true a span with class=mentioned and with text the value.