update d3

web/js/d3.js

@@ -1,6 +1,6 @@
 !function() {
   var d3 = {
-    version: "3.5.14"
+    version: "3.5.15"
   };
   var d3_arraySlice = [].slice, d3_array = function(list) {
     return d3_arraySlice.call(list);
@@ -220,20 +220,20 @@
     while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ];
     return pairs;
   };
-  d3.zip = function() {
-    if (!(n = arguments.length)) return [];
-    for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {
-      for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {
-        zip[j] = arguments[j][i];
+  d3.transpose = function(matrix) {
+    if (!(n = matrix.length)) return [];
+    for (var i = -1, m = d3.min(matrix, d3_transposeLength), transpose = new Array(m); ++i < m; ) {
+      for (var j = -1, n, row = transpose[i] = new Array(n); ++j < n; ) {
+        row[j] = matrix[j][i];
       }
     }
-    return zips;
+    return transpose;
   };
-  function d3_zipLength(d) {
+  function d3_transposeLength(d) {
     return d.length;
   }
-  d3.transpose = function(matrix) {
-    return d3.zip.apply(d3, matrix);
+  d3.zip = function() {
+    return d3.transpose(arguments);
   };
   d3.keys = function(map) {
     var keys = [];
@@ -1204,7 +1204,7 @@
     }
     function dragstart(id, position, subject, move, end) {
       return function() {
-        var that = this, target = d3.event.target, parent = that.parentNode, dispatch = event.of(that, arguments), dragged = 0, dragId = id(), dragName = ".drag" + (dragId == null ? "" : "-" + dragId), dragOffset, dragSubject = d3.select(subject(target)).on(move + dragName, moved).on(end + dragName, ended), dragRestore = d3_event_dragSuppress(target), position0 = position(parent, dragId);
+        var that = this, target = d3.event.target.correspondingElement || d3.event.target, parent = that.parentNode, dispatch = event.of(that, arguments), dragged = 0, dragId = id(), dragName = ".drag" + (dragId == null ? "" : "-" + dragId), dragOffset, dragSubject = d3.select(subject(target)).on(move + dragName, moved).on(end + dragName, ended), dragRestore = d3_event_dragSuppress(target), position0 = position(parent, dragId);
         if (origin) {
           dragOffset = origin.apply(that, arguments);
           dragOffset = [ dragOffset.x - position0[0], dragOffset.y - position0[1] ];