Merge pull request #90 from sigal/master

update backend sprachvariablen
update admin/language/de-DE/de-DE.com_sportsmanagement.ini
update admin/language/de-DE/de-DE.com_sportsmanagement.sys.ini
update admin/models/smimageimport.php
update admin/views/smimageimports/tmpl/default.php

Signed-off-by: stony <webmaster@sport4u.at>