Merging KNL-1102 to 1.3.x


git-svn-id: https://source.sakaiproject.org/svn/kernel@131980 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25417 - Update es_ES translation up to 100%. 

git-svn-id: https://source.sakaiproject.org/svn/kernel@132031 66ffb92e-73f9-0310-93c1-f5514f145a0a