Add migration to set confidential issues events on web hooks

db/migrate/20160901141443_set_confidential_issues_events_on_webhooks.rb

+class SetConfidentialIssuesEventsOnWebhooks < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    update_column_in_batches(:web_hooks, :confidential_issues_events, true) do |table, query|
+      query.where(table[:issues_events].eq(true))
+    end
+  end
+
+  def down
+    # noop
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160830232601) do
+ActiveRecord::Schema.define(version: 20160901141443) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"