fixed missing metadata and DB cleanup
Added form for adding Questionnaire to DB
Merge remote-tracking branch 'origin/Link-DB-and-application'

Conflicts:
	Code/NijnCoach/NijnCoach/View/TherapistGUI/TherapistGUI.Designer.cs
	Code/NijnCoach/NijnCoach/View/TherapistGUI/TherapistGUI.cs
Merging fixes