MDL-42780 remove YUI2 uploader
MDL-42780 Disable swf files in YUI2.

These swf files are attack vectors for XSS attacks and upstream no longer maintains them.
Moodle release 2.3.10
Automatically generated installer lang files
Automatically generated installer lang files
Automatically generated installer lang files
weekly release 2.3.10+
NOBUG: Fix version comment to stable correct alt