Bump to v3.0.0.

internal/baseSortBy.js

@@ -0,0 +1,24 @@
+define([], function() {
+
+  /**
+   * The base implementation of `_.sortBy` and `_.sortByAll` which uses `comparer`
+   * to define the sort order of `array` and replaces criteria objects with their
+   * corresponding values.
+   *
+   * @private
+   * @param {Array} array The array to sort.
+   * @param {Function} comparer The function to define sort order.
+   * @returns {Array} Returns `array`.
+   */
+  function baseSortBy(array, comparer) {
+    var length = array.length;
+
+    array.sort(comparer);
+    while (length--) {
+      array[length] = array[length].value;
+    }
+    return array;
+  }
+
+  return baseSortBy;
+});