Merge pull request 'trim mails' (#175) from staging into main

Reviewed-on: #175

src/model/mail.rs

@@ -128,8 +128,9 @@ Der Vorstand
                             .parse()
                             .unwrap());
                     let splitted = send_to.split(',');
-                    let send_mail = false;
+                    let mut send_mail = false;
                     for single_rec in splitted {
+                        let single_rec = single_rec.trim();
                         match single_rec.parse() {
                             Ok(val) => {
                                 email = email.bcc(val);