added new error messages
Created the links for the external application. Closes #351
Registry Diploma fixes
Removed unecessary local file system creation for GEP reports. Fixes #357
Merge pull request #356 from cbartol/rt/#402993

Added error messages to explain why the user can't submit a proposal.
closes #355
Merge pull request #354 from diutsu/develop

Registry Diploma fixes
Merge pull request #352 from samfcmc/feature/link_external_teachers

Created the links for the external application. Closes #351
Bumped version for release of 2.1.2
Bumped version for development after release.
Fixed npe in researchers service for sotis. Persons can have null users now
passing the last approved execution year of cycle instead of the last approved execution year of the current group
Merge pull request #359 from cbartol/rt/#402660-apuramento

When doing the Final Clearance, the last approved execution year of cycle is now used to get the correct rule to apply to each group of student's curriculum.
closes #358