Merge pull request #10 from diutsu/master

[Bug Fix] #385456 Adds missing label
Minor change:
- exporting only the degree acronym, instead of the degree curricular
plan acronym
Refactor: Changed schedule presentation to display the weeks of lesson occurrence.
Bug Fix: Avoid ClassCastExceptions.
Bug fix: #385012
- when the institution doesn't exist getting the precedent institution
name
Bug Fix: Avoid ClassCastExceptions.
Bug fix: #385671
- checking if the degreeID is empty or not
Bug fix:
- it should be string as it is an externalID
Bug fix: #385156
- fixing externalId from integer to string
Bug fix: #385522
- fixing externalId from integer to string
Merge branch 'master' of github.com:ist-dsi/fenix
Minor Change: Fiscal code is not mandatory.
Minor change:
- showing the warning about the 1st year shifts
Minor change:
- ordering by the uploadtime
Bug Fix: Fixed spelling.
Bug fix: #385567
- fixing idInternal problem
Bug Fix: Correctly place value in Struts form. RT #385882
Bug fix: #385998
- fixing idInternal
Bug fix: #385030
- idInternal fix
Bug fix: #386041
- fixing idInternal