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

@@ -486,10 +486,12 @@ ActiveRecord::Schema.define(version: 20160316124047) do
     t.integer  "iid"
     t.integer  "updated_by_id"
     t.integer  "weight"
+    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"}