Bump to v3.0.0.

internal/pickByCallback.js

@@ -0,0 +1,23 @@
+define(['./baseForIn'], function(baseForIn) {
+
+  /**
+   * A specialized version of `_.pick` that picks `object` properties `predicate`
+   * returns truthy for.
+   *
+   * @private
+   * @param {Object} object The source object.
+   * @param {Function} predicate The function invoked per iteration.
+   * @returns {Object} Returns the new object.
+   */
+  function pickByCallback(object, predicate) {
+    var result = {};
+    baseForIn(object, function(value, key, object) {
+      if (predicate(value, key, object)) {
+        result[key] = value;
+      }
+    });
+    return result;
+  }
+
+  return pickByCallback;
+});