Fixed an issue in which popup for missing personal data was not working.
Fixed an issue in which videos were not played in the preview.
Changed country names were not shown correctly in the "edit invoice address" overview.
Changing data of presentations within sessions which contains more than 800 presentations is now working.
Registration - Group Operator - Group
The list of group visitors is now optimized so page switching etc is faster, also some css issues were fixed.
General Input for surname and firstname
Blanks at the start or end of names are now removed after saving.