Convert domain to lower case

src/freedombone-app-bdsmail

     echo 'if [ ! -f bdsmail-privkey.dat ]; then' >> /usr/bin/bdsmail_domain
     echo '    exit 1' >> /usr/bin/bdsmail_domain
     echo 'fi' >> /usr/bin/bdsmail_domain
-    echo 'python2 get_address bdsmail-privkey.dat' >> /usr/bin/bdsmail_domain
+    echo "python2 get_address bdsmail-privkey.dat | tr '[:upper:]' '[:lower:]'" >> /usr/bin/bdsmail_domain
     chmod +x /usr/bin/bdsmail_domain
 
     echo ''