Author: Amaia Anabitarte
MDL-75335 mod_data: Change Use a preset string
http://git.moodle.org/gw?p=moodle.git;a=commit;h=32c8f75c0df4d28ca2b02784f2509dc13f08ecc1
http://github.com/moodle/moodle/commit/32c8f75c0df4d28ca2b02784f2509dc13f08ecc1
+ 4.1 en [usepreset,mod_data]