Bump to v4.0.0.

internal/baseSortedUniq.js

@@ -0,0 +1,15 @@
+define(['./baseSortedUniqBy'], function(baseSortedUniqBy) {
+
+  /**
+   * The base implementation of `_.sortedUniq`.
+   *
+   * @private
+   * @param {Array} array The array to inspect.
+   * @returns {Array} Returns the new duplicate free array.
+   */
+  function baseSortedUniq(array) {
+    return baseSortedUniqBy(array);
+  }
+
+  return baseSortedUniq;
+});