Initialize Branch
Created migration scriptfile
adds country and relationship to location
adds studies and relationship to students
Merge branch 'migration'
Merge branch 'master' of https://github.com/Datenbankpraktikum2013/Datenvisualisierung
adds degrees and relationship to studies
Merge branch 'master' of https://github.com/Datenbankpraktikum2013/Datenvisualisierung
adds disciplines and relationship to studies