Merge branch 'fix-subscale-time-scale-nice'

bower.json

 {
   "name": "d3",
-  "version": "3.3.12",
+  "version": "3.3.13",
   "main": "d3.js",
   "scripts": [
     "d3.js"

component.json

@@ -10,7 +10,7 @@
     "animation",
     "canvas"
   ],
-  "version": "3.3.12",
+  "version": "3.3.13",
   "main": "index-browserify.js",
   "scripts": [
     "d3.js",

d3.js

 d3 = function() {
   var d3 = {
-    version: "3.3.12"
+    version: "3.3.13"
   };
   if (!Date.now) Date.now = function() {
     return +new Date();
@@ -9242,7 +9242,9 @@ d3 = function() {
   var d3_time_scaleMilliseconds = {
     range: function(start, stop, step) {
       return d3.range(+start, +stop, step).map(d3_time_scaleDate);
-    }
+    },
+    floor: d3_identity,
+    ceil: d3_identity
   };
   var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) {
     return [ m[0].utc, m[1] ];

package.json

 {
   "name": "d3",
-  "version": "3.3.12",
+  "version": "3.3.13",
   "description": "A small, free JavaScript library for manipulating documents based on data.",
   "keywords": [
     "dom",

src/start.js

 d3 = (function(){
-  var d3 = {version: "3.3.12"}; // semver
+  var d3 = {version: "3.3.13"}; // semver

src/time/scale.js

 import "../arrays/bisect";
 import "../arrays/range";
+import "../core/identity";
 import "../core/rebind";
 import "../core/true";
 import "../scale/linear";
@@ -161,5 +162,7 @@ d3_time.scale = function() {
 var d3_time_scaleMilliseconds = {
   range: function(start, stop, step) {
     return d3.range(+start, +stop, step).map(d3_time_scaleDate);
-  }
+  },
+  floor: d3_identity,
+  ceil: d3_identity
 };

test/time/scale-test.js

@@ -43,6 +43,11 @@ suite.addBatch({
       "nicing a polylinear domain only affects the extent": function(linear) {
         var x = linear().domain([local(2009, 0, 1, 0, 12), local(2009, 0, 1, 23, 48), local(2009, 0, 2, 23, 48)]).nice(_.time.day);
         assert.deepEqual(x.domain(), [local(2009, 0, 1), local(2009, 0, 1, 23, 48), local(2009, 0, 3)]);
+      },
+      "nice succeeds on sub-second intervals": function(scale) {
+        var domain = [local(2013, 0, 1, 12, 0, 0), local(2013, 0, 1, 12, 0, 8)];
+        var x = scale().domain(domain);
+        assert.deepEqual(x.nice().domain(), domain);
       }
     },