Updated Contributed apps and website code (markdown)

Contributed-apps-and-website-code.md

@@ -42,11 +42,15 @@ Also on Github:
 
 - https://bitbucket.org/takeflight/wagtailsettings
 
-#### e-commerce
+#### E-commerce
 
 - https://github.com/mirumee/wagtail-saleor
 - https://github.com/mope/wagtail_shop
 
+#### Security
+
+- https://github.com/springload/wagtailenforcer
+
 #### Misc
 
 - https://github.com/rfosterslo/wagtailplus