Changed spanish displayed name for a more appropriate one.
Merge branch 'CONTRIB_FIX_TRANSLATION_ES' into MOODLE_22
Merge pull request #1 from jpducassou/MOODLE_22

Hi, thanks, I'll merge it, but the format is effectively 'dead' as I say on 'https://moodle.org/plugins/view.php?plugin=format_weekcoll' because the functionality has been moved into Collapsed Topics.