Bump to v3.7.0.

internal/toIterable.js

@@ -1,3 +1,4 @@
+import getLength from './getLength';
 import isLength from './isLength';
 import isObject from '../lang/isObject';
 import values from '../object/values';
@@ -13,7 +14,7 @@ function toIterable(value) {
   if (value == null) {
     return [];
   }
-  if (!isLength(value.length)) {
+  if (!isLength(getLength(value))) {
     return values(value);
   }
   return isObject(value) ? value : Object(value);