Fix registration when allow registration from services is disabled

packages/rocketchat-lib/server/functions/settings.coffee

@@ -13,6 +13,7 @@ RocketChat.settings.add = (_id, value, options = {}) ->
 	options.packageValue = value
 	options.valueSource = 'packageValue'
 	options.ts = new Date
+	options.hidden = false
 
 	if process?.env?[_id]?
 		value = process.env[_id]
@@ -55,6 +56,7 @@ RocketChat.settings.addGroup = (_id, options = {}) ->
 		options.i18nDescription = "#{_id}_Description"
 
 	options.ts = new Date
+	options.hidden = false
 
 	return RocketChat.models.Settings.upsert { _id: _id },
 		$set: options

server/lib/accounts.coffee

@@ -108,6 +108,6 @@ Accounts.validateLoginAttempt (login) ->
 	return true
 
 Accounts.validateNewUser (user) ->
-	if RocketChat.settings.get('Accounts_Registration_AuthenticationServices_Enabled') is false and user.services?
+	if RocketChat.settings.get('Accounts_Registration_AuthenticationServices_Enabled') is false and RocketChat.settings.get('LDAP_Enable') is false and not user.services?.password?
 		throw new Meteor.Error 'registration-disabled-authentication-services', 'User registration is disabled for authentication services'
 	return true