Fixed bug related to adding images to an announcement
Fixed forward from module webSiteManager to messaging for channel management
IAESTE Internships no longer use Tiles
Merge pull request #532 from AfonsoFGarcia/ticket/384561

Fixed a bug related to how the images were associated with an announcement and modified how the link to "manage approvers" works in order to redirect to the messaging module.
Minor change: removed duplicated hifen in graduated title documents;
centralized the way the suffix is added
Minor change: added a specific semester provider for candidacy
registration to allow the enrollment in the next execution year
semesters
Bug fix: the name can not be empty either
Minor change: updated the university acronyms to reflect the new
institution
Added task annotation to make it visible to the scheduling system.
Always generate pdf the same way, and send it directly to the printer without using jasper stuff. This way we can see the exact same pdf that is sent to the printer.