Remove database on reinstall

src/freedombone

@@ -5684,7 +5684,7 @@ function configure_imap_client_certs {
   fi
   # make a CA cert
   if [ ! -f /etc/ssl/private/dovecot-ca.key ]; then
-	  freedombone-addcert -h dovecot-ca --ca
+      freedombone-addcert -h dovecot-ca --ca
   fi
   # CA configuration
   echo '[ ca ]' > /etc/ssl/dovecot-ca.cnf
@@ -5720,6 +5720,12 @@ function configure_imap_client_certs {
   echo 'authorityKeyIdentifier = keyid:always' >> /etc/ssl/dovecot-ca.cnf
   echo 'keyUsage = digitalSignature,keyEncipherment' >> /etc/ssl/dovecot-ca.cnf
   echo 'extendedKeyUsage = clientAuth' >> /etc/ssl/dovecot-ca.cnf
+  if [ -f /etc/ssl/ssldb ]; then
+      rm /etc/ssl/ssldb
+  fi
+  if [ -f /etc/ssl/sslserial ]; then
+      rm /etc/ssl/sslserial
+  fi
   touch /etc/ssl/ssldb
   echo 0001 > /etc/ssl/sslserial
   #freedombone-clientcert -u $MY_USERNAME