Added a tag (orientador) to the thesis documents to make the vowel belonging to the guidance team obvious.
Merge branch 'release/2.1.4' into develop
Bumped version for development after release.
Bug Fix: when changing a lesson instance, you only have to check the availability of the room for that instance.
Merge pull request #368 from gil-l/fix/thesis-jury-orientador

Added a tag (orientador) to the thesis documents
Fixess:RegistryDiploma university rname based on current date
Merge pull request #373 from diutsu/develop

Fixess:RegistryDiploma university rname based on current date
closes #372
Bumped version for release of 2.1.5
Merge branch 'release/2.1.5'