INTEG-211: [integ-ecms] Problem when 3 people like an uploaded file

Fix description:
* Define the missing variable labelOneAndOthersLikeThis
* Replace the old variable labelYouAndPeopleLikeThis by labelYouAndOthersLikeThis
* Remove the redundant variable labelPeopleLikeThis
INTEG-215: [integ-calendar] Problem when you and 2 other users like a Space Event

Fix description:
* Replace the variable labelYouAndPeopleLikeThis by labelYouAndOthersLikeThis