[bug] do not remove member role if last user was deleted

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog Fab Manager
 
+- Fix a bug: no user can be created after the last member was deleted
+- Fix a security issue: updated to lodash 4.17.14 to fix [CVE-2019-10744](https://github.com/lodash/lodash/pull/4336)
+- Removed dependency to jQuery UI
+- Updated angular-xeditable
+
 ## v4.0.2 2019 July 10
 
 - Fix a bug: unable to export members list

config/initializers/rolify.rb

@@ -5,4 +5,5 @@ Rolify.configure do |config|
   # Dynamic shortcuts for User class (user.is_admin? like methods). Default is: false
   # Enable this feature _after_ running rake db:migrate as it relies on the roles table
   # config.use_dynamic_shortcuts
+  config.remove_role_if_empty = false
 end

package.json

@@ -1,6 +1,6 @@
 {
   "name": "fab-manager",
-  "version": "4.0.2",
+  "version": "4.0.3-dev",
   "description": "FabManager is the FabLab management solution. It is web-based, open-source and totally free.",
   "keywords": [
     "fablab",