Fixed Bug
When no Event was in the Database, a NullPointerException occurred
Added Time Validation to the DateTimePicker
deleted some debug outputs
Merge branch 'dev' into calendarDateTimePicker
Change DateTime Format to dd.mm.yyyy hh:mm
Refactored the CalendarClasses with some features
Finished the DateFormat Migration
Add Test for the DateFormat Migration
updated the new version for the pom.xml files
CodeStyle refactoring within the Javascript file
Merge branch 'dev' into calendarDateTimePicker
code style update
Merge pull request #6 from celements/calendarDateTimePicker

Calendar date time picker