Merge pull request #8 from HackerPartie/branch_eva

test
first test in mysql
Merge pull request #9 from HackerPartie/branch_manu

first test in mysql
Merge pull request #10 from HackerPartie/branch_eva

Implementierung Speichern und Average in den Controller
Merge pull request #11 from HackerPartie/branch_eva

test
implement database layer with mysql
Remove servlet definitions as they block proper deployment on Tomcat
Merge pull request #12 from HackerPartie/branch_manu

Branch manu
Auslagern save-Funktion, Datensaetze werden nur gespeichert, wenn alle Fragen beantwortet wurden