Better way to add and delete user

src/modules/stack/install/mail/ee_mod_setup_dovecot.sh

@@ -12,7 +12,7 @@ function ee_mod_setup_dovecot()
 
 	ee_lib_echo "Setting up Dovecot, please wait..."
 	# Adding mail user with GID 5000 and UID 5000
-	groupadd -g 5000 vmail &&	useradd -g vmail -u 5000 vmail -d /var/vmail -m \
+	adduser --uid 5000 --home /var/vmail --disabled-password --gecos '' vmail \
 	|| ee_lib_error "Unable to setup vmail user/group = " $?
 
 	# Configuring dovecot.conf

src/modules/stack/remove/mail/ee_mod_remove_dovecot.sh

@@ -6,7 +6,8 @@ function ee_mod_remove_dovecot()
 	$EE_APT_GET $EE_SECOND dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-mysql dovecot-sieve dovecot-managesieved \
 	|| ee_lib_error "Unable to $EE_SECOND Dovecot, exit status = " $?
 
-	userdel -rf vmail || ee_lib_error "Unable to Remove user vmail, exit status = " $?
+	deluser --remove-home vmail &>> $EE_COMMAND_LOG || ee_lib_error "Unable to Remove user vmail, exit status = " $?
 	rm -f /etc/init.d/dovecot
+	rm -rf /var/vmail
 	
 }