Add a confidential flag to issues

db/migrate/20160223192159_add_confidential_to_issues.rb

+class AddConfidentialToIssues < ActiveRecord::Migration
+  def change
+    add_column :issues, :confidential, :boolean, default: false
+    add_index :issues, :confidential
+  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: 20160316123110) do
+ActiveRecord::Schema.define(version: 20160316204731) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -416,10 +416,12 @@ ActiveRecord::Schema.define(version: 20160316123110) do
     t.string   "state"
     t.integer  "iid"
     t.integer  "updated_by_id"
+    t.boolean  "confidential",              default: false
   end
 
   add_index "issues", ["assignee_id"], name: "index_issues_on_assignee_id", using: :btree
   add_index "issues", ["author_id"], name: "index_issues_on_author_id", using: :btree
+  add_index "issues", ["confidential"], name: "index_issues_on_confidential", using: :btree
   add_index "issues", ["created_at", "id"], name: "index_issues_on_created_at_and_id", using: :btree
   add_index "issues", ["created_at"], name: "index_issues_on_created_at", using: :btree
   add_index "issues", ["description"], name: "index_issues_on_description_trigram", using: :gin, opclasses: {"description"=>"gin_trgm_ops"}