Enable or disable password storage

src/freedombone-pass

         -c|--clear|--erase)
             clear_passwords
             ;;
+        -e|--enable)
+            shift
+            if [ -f $NO_PASSWORD_STORE_FILE ]; then
+                rm $NO_PASSWORD_STORE_FILE
+                echo $'Password storage has been enabled'
+            fi
+            ;;
         -u|--user|--username)
             shift
             CURR_USERNAME="${1}"

src/freedombone-sec

     esac
 }
 
-function clear_passwords {
-    dialog --title $"Clear Passwords" \
+function store_passwords {
+    dialog --title $"Store Passwords" \
            --backtitle $"Freedombone Security Configuration" \
-           --defaultno \
-           --yesno $"\nThis will remove all user passwords from the system. Are you sure that you want to do this?" 8 60
+           --yesno $"\nDo you wish to store passwords on the system? Stored passwords are convenient but carry some additional security risk." 10 60
     sel=$?
     case $sel in
-        1) return;;
+        0)
+            ${PROJECT_NAME}-pass --enable yes
+            return
+            ;;
+        1)
+            ${PROJECT_NAME}-pass --clear yes
+            dialog --title $"Passwords were removed and will not be stored" \
+                   --msgbox $"\nFor the best security you should now manually change passwords via web interfaces so that there is no possibility of them being recovered from the disk" 9 60
+            return
+            ;;
         255) return;;
     esac
-    ${PROJECT_NAME}-pass --clear yes
-    dialog --title $"Passwords were removed" \
-           --msgbox $"\nFor the best security you should now manually change passwords via web interfaces so that there is no possibility of them being recovered from the disk" 9 60
 }
 
 function menu_security_settings {
            --title $"Security Settings" \
            --radiolist $"Choose an operation:" 18 76 18 \
            1 $"Show ssh host public key" off \
-           2 $"Clear password store" off \
+           2 $"Password storage" off \
            3 $"Regenerate ssh host keys" off \
            4 $"Regenerate Diffie-Hellman keys" off \
            5 $"Update cipersuite" off \
             exit 0
             ;;
         2)
-            clear_passwords
+            store_passwords
             exit 0
             ;;
         3)