Merge branch 'explain-map-concat' of https://github.com/ajpiano/jquery into ajpiano...

diff --git a/src/core.js b/src/core.js
index 07d5caf..008a88c 100644 (file)
--- a/src/core.js
+++ b/src/core.js
@@ -739,6 +739,7 @@ jQuery.extend({
                        }
                }
 
+               // Flatten any nested arrays
                return ret.concat.apply( [], ret );
        },