add bower components to third party

third_party/ui/bower_components/d3-context-menu/js/d3-context-menu.js

@@ -0,0 +1,47 @@
+d3.contextMenu = function (menu, openCallback) {
+
+	// create the div element that will hold the context menu
+	d3.selectAll('.d3-context-menu').data([1])
+		.enter()
+		.append('div')
+		.attr('class', 'd3-context-menu');
+
+	// close menu
+	d3.select('body').on('click.d3-context-menu', function() {
+		d3.select('.d3-context-menu').style('display', 'none');
+	});
+
+	// this gets executed when a contextmenu event occurs
+	return function(data, index) {
+		var elm = this;
+
+		d3.selectAll('.d3-context-menu').html('');
+		var list = d3.selectAll('.d3-context-menu').append('ul');
+		list.selectAll('li').data(menu).enter()
+			.append('li')
+			.html(function(d) {
+				return (typeof d.title === 'string') ? d.title : d.title(data);
+			})
+			.on('click', function(d, i) {
+				d.action(elm, data, index);
+				d3.select('.d3-context-menu').style('display', 'none');
+			});
+
+		// the openCallback allows an action to fire before the menu is displayed
+		// an example usage would be closing a tooltip
+		if (openCallback) {
+			if (openCallback(data, index) === false) {
+				return;
+			}
+		}
+
+		// display context menu
+		d3.select('.d3-context-menu')
+			.style('left', (d3.event.pageX - 2) + 'px')
+			.style('top', (d3.event.pageY - 2) + 'px')
+			.style('display', 'block');
+
+		d3.event.preventDefault();
+		d3.event.stopPropagation();
+	};
+};