fixed email address escaping in maillog cronjob

'&' in email addresses was misinterpreted as placeholder indication
Merge pull request #113 from 4Vs/master

no review -> icon added / switched
fixed team list layout
Change of Impressum

Vertretungsberechtigung und 2. Vorsitzenden hinzugefügt
Imprint changed

Authorization to represent and name of the Vice Chairman