Wall and snippets were disabled by default

config/gitlab.yml.example

@@ -42,8 +42,8 @@ production: &base
       issues: true
       merge_requests: true
       wiki: true
-      wall: true
-      snippets: true
+      wall: false
+      snippets: false
   ## External issues trackers
   issues_tracker:

config/initializers/1_settings.rb

@@ -64,8 +64,8 @@ Settings.gitlab['default_projects_features'] ||= {}
 Settings.gitlab.default_projects_features['issues']         = true if Settings.gitlab.default_projects_features['issues'].nil?
 Settings.gitlab.default_projects_features['merge_requests'] = true if Settings.gitlab.default_projects_features['merge_requests'].nil?
 Settings.gitlab.default_projects_features['wiki']           = true if Settings.gitlab.default_projects_features['wiki'].nil?
-Settings.gitlab.default_projects_features['wall']           = true if Settings.gitlab.default_projects_features['wall'].nil?
-Settings.gitlab.default_projects_features['snippets']       = true if Settings.gitlab.default_projects_features['snippets'].nil?
+Settings.gitlab.default_projects_features['wall']           = false if Settings.gitlab.default_projects_features['wall'].nil?
+Settings.gitlab.default_projects_features['snippets']       = false if Settings.gitlab.default_projects_features['snippets'].nil?
 #
 # Gravatar