#12 Added DtoFactoryServiceIT
#12 Added 'after method' to CourseImportServiceIT
#10: Added M-Training Admin panel, error log service and view
#11: added fetching CoursePlans witch child collections
#10: Added missing admin panel tabs
#12: Added ability select Quiz for Chapter
#12 Refactor methods in DtoFactoryService
#11: added location logic
#11: fixed Location related tests
#11: removed Schedule concept
#12: added Location services to blueprint
#10: Add constraint on removing quiz related to chapter