Merge pull request +13636 from c9/api-cleanup-user

clean up un-used user properties and references to them

configs/client-default.js

@@ -689,11 +689,7 @@ module.exports = function(options) {
                 pubkey: options.user.pubkey,
                 date_add: options.user.date_add,
                 active: options.user.active,
-                alpha: options.user.alpha,
-                beta: options.user.beta,
                 c9version: options.user.c9version,
-                no_newsletter: options.user.no_newsletter,
-                subscription_on_signup: options.user.subscription_on_signup,
                 premium: options.user.premium,
                 region: options.user.region,
             },