Add unsubscribe field for admin emails

This will completely unsubscribe you from any admin emails

db/migrate/20140811083829_add_unsubscribed_at_field_to_users.rb

+class AddUnsubscribedAtFieldToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :admin_email_unsubscribed_at, :datetime
+  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: 20140611135229) do
+ActiveRecord::Schema.define(version: 20140811083829) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -325,12 +325,12 @@ ActiveRecord::Schema.define(version: 20140611135229) do
   end
 
   create_table "users", force: true do |t|
-    t.string   "email",                    default: "",    null: false
-    t.string   "encrypted_password",       default: "",    null: false
+    t.string   "email",                       default: "",    null: false
+    t.string   "encrypted_password",          default: "",    null: false
     t.string   "reset_password_token"
     t.datetime "reset_password_sent_at"
     t.datetime "remember_created_at"
-    t.integer  "sign_in_count",            default: 0
+    t.integer  "sign_in_count",               default: 0
     t.datetime "current_sign_in_at"
     t.datetime "last_sign_in_at"
     t.string   "current_sign_in_ip"
@@ -338,24 +338,24 @@ ActiveRecord::Schema.define(version: 20140611135229) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.string   "name"
-    t.boolean  "admin",                    default: false, null: false
-    t.integer  "projects_limit",           default: 10
-    t.string   "skype",                    default: "",    null: false
-    t.string   "linkedin",                 default: "",    null: false
-    t.string   "twitter",                  default: "",    null: false
+    t.boolean  "admin",                       default: false, null: false
+    t.integer  "projects_limit",              default: 10
+    t.string   "skype",                       default: "",    null: false
+    t.string   "linkedin",                    default: "",    null: false
+    t.string   "twitter",                     default: "",    null: false
     t.string   "authentication_token"
-    t.integer  "theme_id",                 default: 1,     null: false
+    t.integer  "theme_id",                    default: 1,     null: false
     t.string   "bio"
-    t.integer  "failed_attempts",          default: 0
+    t.integer  "failed_attempts",             default: 0
     t.datetime "locked_at"
     t.string   "extern_uid"
     t.string   "provider"
     t.string   "username"
-    t.boolean  "can_create_group",         default: true,  null: false
-    t.boolean  "can_create_team",          default: true,  null: false
+    t.boolean  "can_create_group",            default: true,  null: false
+    t.boolean  "can_create_team",             default: true,  null: false
     t.string   "state"
-    t.integer  "color_scheme_id",          default: 1,     null: false
-    t.integer  "notification_level",       default: 1,     null: false
+    t.integer  "color_scheme_id",             default: 1,     null: false
+    t.integer  "notification_level",          default: 1,     null: false
     t.datetime "password_expires_at"
     t.integer  "created_by_id"
     t.datetime "last_credential_check_at"
@@ -364,8 +364,9 @@ ActiveRecord::Schema.define(version: 20140611135229) do
     t.datetime "confirmed_at"
     t.datetime "confirmation_sent_at"
     t.string   "unconfirmed_email"
-    t.boolean  "hide_no_ssh_key",          default: false
-    t.string   "website_url",              default: "",    null: false
+    t.boolean  "hide_no_ssh_key",             default: false
+    t.string   "website_url",                 default: "",    null: false
+    t.datetime "admin_email_unsubscribed_at"
   end
 
   add_index "users", ["admin"], name: "index_users_on_admin", using: :btree