Author: Gerard (Gerry) Caulfield
MDL-31107 Fixing instaces of below where it is written as bellow (two L's)
http://git.moodle.org/gw?p=moodle.git;a=commit;h=23071bd4ab9a4de5a6d9c0eb91c2b978edf42871
http://github.com/moodle/moodle/commit/23071bd4ab9a4de5a6d9c0eb91c2b978edf42871
+ 2.2 en [printintroexplain,mod_url]