Add a feature flip for education field update

lib/travis/api/app/endpoint/authorization.rb

@@ -216,7 +216,10 @@ class Travis::Api::App
           def info(attributes = {})
             info = data.to_hash.slice('name', 'login', 'gravatar_id')
             info.merge! attributes.stringify_keys
-            info['education'] = education
+            if Travis::Features.feature_active?(:education_data_sync) ||
+              (user && Travis::Features.owner_active?(:education_data_sync, user))
+              info['education'] = education
+            end
             info['github_id'] ||= data['id']
             info
           end

spec/unit/endpoint/authorization/user_manager_spec.rb

@@ -3,6 +3,10 @@ require 'spec_helper'
 describe Travis::Api::App::Endpoint::Authorization::UserManager do
   let(:manager) { described_class.new(data, 'abc123') }
 
+  before do
+    Travis::Features.enable_for_all(:education_data_sync)
+  end
+
   describe '#info' do
     let(:data) {
       {