Removed Bolonha 1st cycle degrees from incoming mobility programmes options.
Added support for modifying a student's mobility programme.
Modified criation of incoming mobility vacancies to allow the creation of multiple vacancies at the same time
Added support for modifying a student's chosen degree.
Closes #522
Closes #525: Modified exported xls file to include username and separate each field in a different cell
Removed commented code on line 407
Fixed bug related to adding images to an announcement
Corrected the function to change between pages of the students list in the teacher portal.

Also, in the students list, changed the student's registration number with the student's username.
Fixed forward from module webSiteManager to messaging for channel management
Merge pull request #531 from cfscosta/develop

fixed restricted section access link
Merge pull request #519 from cbartol/ticket/rt#417567

Corrected the function to change between pages of the students list in the teacher portal.
Also, in the students list, changed the student's registration number with the student's username.

close #518
Minor change: Hack to solve a locale issue when changing languages via
the interface flags, that will be solved when the public sites
portalization is concluded
Removed by inlining all deprecated has* methods in domain objects, and this time remove from all packages, also removed usages in jsps
New feature: refactored the information on CycleCourseGroupInformation, removed the old slot GraduateTitle that is no longer used, added a new slot to keep the GraduateTitleSuffix by year, and removed it from the CycleCourseGroup
Fixed incomplete merge
Bumped version for release of 3.6.0
Merge branch 'release/3.6.0' into develop
Bumped version for development after release.
Deleted again some deprecated has* methods that were restored by mistake in a previous commit
Removed by inlining all deprecated get*s() methods that delegated to the equivalent get*Set(). Jsps might still be using them, but not the source code. Installations must continue using a code generator that keeps generating these delegates for now
Updated to Bennu Renderers 4.1.0

  * Removed deprecated JSTL dependency
Bug fix: fixed incomplete removal of has method
Minor change: corrected the logic, it should test == null to reflect the
previous behavior