Update vendors.

vendor/underscore/LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative
+Copyright (c) 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative
 Reporters & Editors
 
 Permission is hereby granted, free of charge, to any person

vendor/underscore/test/arrays.js

@@ -143,33 +143,23 @@
   QUnit.test('uniq', function(assert) {
     var list = [1, 2, 1, 3, 1, 4];
     assert.deepEqual(_.uniq(list), [1, 2, 3, 4], 'can find the unique values of an unsorted array');
-
     list = [1, 1, 1, 2, 2, 3];
     assert.deepEqual(_.uniq(list, true), [1, 2, 3], 'can find the unique values of a sorted array faster');
 
-    list = [{name: 'moe'}, {name: 'curly'}, {name: 'larry'}, {name: 'curly'}];
-    var iterator = function(value) { return value.name; };
-    assert.deepEqual(_.map(_.uniq(list, false, iterator), iterator), ['moe', 'curly', 'larry'], 'can find the unique values of an array using a custom iterator');
+    list = [{name: 'Moe'}, {name: 'Curly'}, {name: 'Larry'}, {name: 'Curly'}];
+    var expected = [{name: 'Moe'}, {name: 'Curly'}, {name: 'Larry'}];
+    var iterator = function(stooge) { return stooge.name; };
+    assert.deepEqual(_.uniq(list, false, iterator), expected, 'uses the result of `iterator` for uniqueness comparisons (unsorted case)');
+    assert.deepEqual(_.uniq(list, iterator), expected, '`sorted` argument defaults to false when omitted');
+    assert.deepEqual(_.uniq(list, 'name'), expected, 'when `iterator` is a string, uses that key for comparisons (unsorted case)');
 
-    assert.deepEqual(_.map(_.uniq(list, iterator), iterator), ['moe', 'curly', 'larry'], 'can find the unique values of an array using a custom iterator without specifying whether array is sorted');
-
-    iterator = function(value) { return value + 1; };
-    list = [1, 2, 2, 3, 4, 4];
-    assert.deepEqual(_.uniq(list, true, iterator), [1, 2, 3, 4], 'iterator works with sorted array');
-
-    var kittens = [
-      {kitten: 'Celery', cuteness: 8},
-      {kitten: 'Juniper', cuteness: 10},
-      {kitten: 'Spottis', cuteness: 10}
-    ];
-
-    var expected = [
-      {kitten: 'Celery', cuteness: 8},
-      {kitten: 'Juniper', cuteness: 10}
-    ];
-
-    assert.deepEqual(_.uniq(kittens, true, 'cuteness'), expected, 'string iterator works with sorted array');
+    list = [{score: 8}, {score: 10}, {score: 10}];
+    expected = [{score: 8}, {score: 10}];
+    iterator = function(item) { return item.score; };
+    assert.deepEqual(_.uniq(list, true, iterator), expected, 'uses the result of `iterator` for uniqueness comparisons (sorted case)');
+    assert.deepEqual(_.uniq(list, true, 'score'), expected, 'when `iterator` is a string, uses that key for comparisons (sorted case)');
 
+    assert.deepEqual(_.uniq([{0: 1}, {0: 1}, {0: 1}, {0: 2}], 0), [{0: 1}, {0: 2}], 'can use falsey pluck like iterator');
 
     var result = (function(){ return _.uniq(arguments); }(1, 2, 1, 3, 1, 4));
     assert.deepEqual(result, [1, 2, 3, 4], 'works on an arguments object');
@@ -177,19 +167,17 @@
     var a = {}, b = {}, c = {};
     assert.deepEqual(_.uniq([a, b, a, b, c]), [a, b, c], 'works on values that can be tested for equivalency but not ordered');
 
-    assert.deepEqual(_.uniq(null), []);
+    assert.deepEqual(_.uniq(null), [], 'returns an empty array when `array` is not iterable');
 
     var context = {};
     list = [3];
     _.uniq(list, function(value, index, array) {
-      assert.strictEqual(this, context);
-      assert.strictEqual(value, 3);
-      assert.strictEqual(index, 0);
-      assert.strictEqual(array, list);
+      assert.strictEqual(this, context, 'executes its iterator in the given context');
+      assert.strictEqual(value, 3, 'passes its iterator the value');
+      assert.strictEqual(index, 0, 'passes its iterator the index');
+      assert.strictEqual(array, list, 'passes its iterator the entire array');
     }, context);
 
-    assert.deepEqual(_.uniq([{a: 1, b: 1}, {a: 1, b: 2}, {a: 1, b: 3}, {a: 2, b: 1}], 'a'), [{a: 1, b: 1}, {a: 2, b: 1}], 'can use pluck like iterator');
-    assert.deepEqual(_.uniq([{0: 1, b: 1}, {0: 1, b: 2}, {0: 1, b: 3}, {0: 2, b: 1}], 0), [{0: 1, b: 1}, {0: 2, b: 1}], 'can use falsey pluck like iterator');
   });
 
   QUnit.test('unique', function(assert) {
@@ -198,44 +186,54 @@
 
   QUnit.test('intersection', function(assert) {
     var stooges = ['moe', 'curly', 'larry'], leaders = ['moe', 'groucho'];
-    assert.deepEqual(_.intersection(stooges, leaders), ['moe'], 'can take the set intersection of two arrays');
+    assert.deepEqual(_.intersection(stooges, leaders), ['moe'], 'can find the set intersection of two arrays');
     assert.deepEqual(_(stooges).intersection(leaders), ['moe'], 'can perform an OO-style intersection');
     var result = (function(){ return _.intersection(arguments, leaders); }('moe', 'curly', 'larry'));
     assert.deepEqual(result, ['moe'], 'works on an arguments object');
     var theSixStooges = ['moe', 'moe', 'curly', 'curly', 'larry', 'larry'];
     assert.deepEqual(_.intersection(theSixStooges, leaders), ['moe'], 'returns a duplicate-free array');
     result = _.intersection([2, 4, 3, 1], [1, 2, 3]);
-    assert.deepEqual(result, [2, 3, 1], 'preserves order of first array');
+    assert.deepEqual(result, [2, 3, 1], 'preserves the order of the first array');
     result = _.intersection(null, [1, 2, 3]);
-    assert.equal(Object.prototype.toString.call(result), '[object Array]', 'returns an empty array when passed null as first argument');
-    assert.equal(result.length, 0, 'returns an empty array when passed null as first argument');
+    assert.deepEqual(result, [], 'returns an empty array when passed null as the first argument');
     result = _.intersection([1, 2, 3], null);
-    assert.equal(Object.prototype.toString.call(result), '[object Array]', 'returns an empty array when passed null as argument beyond the first');
-    assert.equal(result.length, 0, 'returns an empty array when passed null as argument beyond the first');
+    assert.deepEqual(result, [], 'returns an empty array when passed null as an argument beyond the first');
   });
 
   QUnit.test('union', function(assert) {
     var result = _.union([1, 2, 3], [2, 30, 1], [1, 40]);
-    assert.deepEqual(result, [1, 2, 3, 30, 40], 'takes the union of a list of arrays');
+    assert.deepEqual(result, [1, 2, 3, 30, 40], 'can find the union of a list of arrays');
+
+    result = _([1, 2, 3]).union([2, 30, 1], [1, 40]);
+    assert.deepEqual(result, [1, 2, 3, 30, 40], 'can perform an OO-style union');
 
     result = _.union([1, 2, 3], [2, 30, 1], [1, 40, [1]]);
-    assert.deepEqual(result, [1, 2, 3, 30, 40, [1]], 'takes the union of a list of nested arrays');
+    assert.deepEqual(result, [1, 2, 3, 30, 40, [1]], 'can find the union of a list of nested arrays');
 
-    var args = null;
-    (function(){ args = arguments; }(1, 2, 3));
-    result = _.union(args, [2, 30, 1], [1, 40]);
-    assert.deepEqual(result, [1, 2, 3, 30, 40], 'takes the union of a list of arrays');
+    result = _.union([10, 20], [1, 30, 10], [0, 40]);
+    assert.deepEqual(result, [10, 20, 1, 30, 0, 40], 'orders values by their first encounter');
 
-    result = _.union([1, 2, 3], 4);
-    assert.deepEqual(result, [1, 2, 3], 'restrict the union to arrays only');
+    result = (function(){ return _.union(arguments, [2, 30, 1], [1, 40]); }(1, 2, 3));
+    assert.deepEqual(result, [1, 2, 3, 30, 40], 'works on an arguments object');
+
+    assert.deepEqual(_.union([1, 2, 3], 4), [1, 2, 3], 'restricts the union to arrays only');
   });
 
   QUnit.test('difference', function(assert) {
     var result = _.difference([1, 2, 3], [2, 30, 40]);
-    assert.deepEqual(result, [1, 3], 'takes the difference of two arrays');
+    assert.deepEqual(result, [1, 3], 'can find the difference of two arrays');
+
+    result = _([1, 2, 3]).difference([2, 30, 40]);
+    assert.deepEqual(result, [1, 3], 'can perform an OO-style difference');
 
     result = _.difference([1, 2, 3, 4], [2, 30, 40], [1, 11, 111]);
-    assert.deepEqual(result, [3, 4], 'takes the difference of three arrays');
+    assert.deepEqual(result, [3, 4], 'can find the difference of three arrays');
+
+    result = _.difference([8, 9, 3, 1], [3, 8]);
+    assert.deepEqual(result, [9, 1], 'preserves the order of the first array');
+
+    result = (function(){ return _.difference(arguments, [2, 30, 40]); }(1, 2, 3));
+    assert.deepEqual(result, [1, 3], 'works on an arguments object');
 
     result = _.difference([1, 2, 3], 1);
     assert.deepEqual(result, [1, 2, 3], 'restrict the difference to arrays only');

vendor/underscore/test/objects.js

@@ -728,6 +728,11 @@
     assert.ok(_.isFinite(0), '0 is finite');
     assert.ok(_.isFinite(123), 'Ints are finite');
     assert.ok(_.isFinite(-12.44), 'Floats are finite');
+    if (typeof Symbol === 'function') {
+      assert.ok(!_.isFinite(Symbol()), 'symbols are not numbers');
+      assert.ok(!_.isFinite(Symbol('description')), 'described symbols are not numbers');
+      assert.ok(!_.isFinite(Object(Symbol())), 'boxed symbols are not numbers');
+    }
   });
 
   QUnit.test('isNaN', function(assert) {

vendor/underscore/underscore.js

@@ -1,6 +1,6 @@
 //     Underscore.js 1.8.3
 //     http://underscorejs.org
-//     (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+//     (c) 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 //     Underscore may be freely distributed under the MIT license.
 
 (function() {
@@ -93,7 +93,7 @@
     return _.property(value);
   };
 
-  // An external wrapper for the internal callback generator
+  // An external wrapper for the internal callback generator.
   _.iteratee = function(value, context) {
     return cb(value, context, Infinity);
   };
@@ -504,7 +504,7 @@
     for (var i = 0, length = getLength(input); i < length; i++) {
       var value = input[i];
       if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
-        // Flatten current level of array or arguments object
+        // Flatten current level of array or arguments object.
         if (shallow) {
           var j = 0, len = value.length;
           while (j < len) output[idx++] = value[j++];
@@ -592,7 +592,7 @@
   });
 
   // Complement of _.zip. Unzip accepts an array of arrays and groups
-  // each array's elements on shared indices
+  // each array's elements on shared indices.
   _.unzip = function(array) {
     var length = array && _.max(array, getLength).length || 0;
     var result = Array(length);
@@ -622,7 +622,7 @@
     return result;
   };
 
-  // Generator function to create the findIndex and findLastIndex functions
+  // Generator function to create the findIndex and findLastIndex functions.
   var createPredicateIndexFinder = function(dir) {
     return function(array, predicate, context) {
       predicate = cb(predicate, context);
@@ -635,7 +635,7 @@
     };
   };
 
-  // Returns the first index on an array-like that passes a predicate test
+  // Returns the first index on an array-like that passes a predicate test.
   _.findIndex = createPredicateIndexFinder(1);
   _.findLastIndex = createPredicateIndexFinder(-1);
 
@@ -652,7 +652,7 @@
     return low;
   };
 
-  // Generator function to create the indexOf and lastIndexOf functions
+  // Generator function to create the indexOf and lastIndexOf functions.
   var createIndexFinder = function(dir, predicateFind, sortedIndex) {
     return function(array, item, idx) {
       var i = 0, length = getLength(array);
@@ -707,7 +707,7 @@
   };
 
   // Split an **array** into several arrays containing **count** or less elements
-  // of initial array
+  // of initial array.
   _.chunk = function(array, count) {
     if (count == null || count < 1) return [];
 
@@ -723,7 +723,7 @@
   // ------------------
 
   // Determines whether to execute a function as a constructor
-  // or a normal function with the provided arguments
+  // or a normal function with the provided arguments.
   var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) {
     if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
     var self = baseCreate(sourceFunc.prototype);
@@ -959,7 +959,7 @@
   };
 
   // Retrieve the names of an object's own properties.
-  // Delegates to **ECMAScript 5**'s native `Object.keys`
+  // Delegates to **ECMAScript 5**'s native `Object.keys`.
   _.keys = function(obj) {
     if (!_.isObject(obj)) return [];
     if (nativeKeys) return nativeKeys(obj);
@@ -991,8 +991,8 @@
     return values;
   };
 
-  // Returns the results of applying the iteratee to each element of the object
-  // In contrast to _.map it returns an object
+  // Returns the results of applying the iteratee to each element of the object.
+  // In contrast to _.map it returns an object.
   _.mapObject = function(obj, iteratee, context) {
     iteratee = cb(iteratee, context);
     var keys = _.keys(obj),
@@ -1027,7 +1027,7 @@
   };
 
   // Return a sorted list of the function names available on the object.
-  // Aliased as `methods`
+  // Aliased as `methods`.
   _.functions = _.methods = function(obj) {
     var names = [];
     for (var key in obj) {
@@ -1058,11 +1058,11 @@
   // Extend a given object with all the properties in passed-in object(s).
   _.extend = createAssigner(_.allKeys);
 
-  // Assigns a given object with all the own properties in the passed-in object(s)
+  // Assigns a given object with all the own properties in the passed-in object(s).
   // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
   _.extendOwn = _.assign = createAssigner(_.keys);
 
-  // Returns the first key on an object that passes a predicate test
+  // Returns the first key on an object that passes a predicate test.
   _.findKey = function(obj, predicate, context) {
     predicate = cb(predicate, context);
     var keys = _.keys(obj), key;
@@ -1185,7 +1185,7 @@
         return '' + a === '' + b;
       case '[object Number]':
         // `NaN`s are equivalent, but non-reflexive.
-        // Object(NaN) is equivalent to NaN
+        // Object(NaN) is equivalent to NaN.
         if (+a !== +a) return +b !== +b;
         // An `egal` comparison is performed for other numeric values.
         return +a === 0 ? 1 / +a === 1 / b : +a === +b;
@@ -1311,7 +1311,7 @@
 
   // Is a given object a finite number?
   _.isFinite = function(obj) {
-    return isFinite(obj) && !isNaN(parseFloat(obj));
+    return !_.isSymbol(obj) && isFinite(obj) && !isNaN(parseFloat(obj));
   };
 
   // Is the given value `NaN`?
@@ -1420,7 +1420,7 @@
     var escaper = function(match) {
       return map[match];
     };
-    // Regexes for identifying a key that needs to be escaped
+    // Regexes for identifying a key that needs to be escaped.
     var source = '(?:' + _.keys(map).join('|') + ')';
     var testRegexp = RegExp(source);
     var replaceRegexp = RegExp(source, 'g');