update backend
agegroup.xml
eventtype.xml
extrafield.xml
jlextassociation.xml
position.xml
views/eventtypes/tmpl/default.php
views/statistics/tmpl/default.php
views/statistics/view.html.php
language/de-DE/de-DE.com_sportsmanagement.ini
Merge pull request #39 from sigal/master

update backend