Bump to v4.0.5.

lodash.isplainobject/index.js

@@ -1,5 +1,5 @@
 /**
- * lodash 4.0.4 (Custom Build) <https://lodash.com/>
+ * lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
  * Copyright jQuery Foundation and other contributors <https://jquery.org/>
  * Released under MIT license <https://lodash.com/license>
@@ -29,6 +29,20 @@ function isHostObject(value) {
   return result;
 }
 
+/**
+ * Creates a function that invokes `func` with its first argument transformed.
+ *
+ * @private
+ * @param {Function} func The function to wrap.
+ * @param {Function} transform The argument transform.
+ * @returns {Function} Returns the new function.
+ */
+function overArg(func, transform) {
+  return function(arg) {
+    return func(transform(arg));
+  };
+}
+
 /** Used for built-in method references. */
 var objectProto = Object.prototype;
 
@@ -58,9 +72,7 @@ var nativeGetPrototype = Object.getPrototypeOf;
  * @param {*} value The value to query.
  * @returns {null|Object} Returns the `[[Prototype]]`.
  */
-function getPrototype(value) {
-  return nativeGetPrototype(Object(value));
-}
+var getPrototype = overArg(nativeGetPrototype, Object);
 
 /**
  * Checks if `value` is object-like. A value is object-like if it's not `null`