refs #9354 merge user and admin menu to one single menu

CHANGELOG.md

core/Menu/MenuAdmin.php

core/Menu/MenuUser.php

core/Plugin/Controller.php

core/Plugin/ControllerAdmin.php

core/Plugin/Menu.php

lang/en.json

plugins/API/Menu.php

plugins/API/templates/glossary.twig

plugins/API/templates/listAllAPI.twig

plugins/CoreAdminHome/Controller.php

plugins/CoreAdminHome/Menu.php

plugins/CoreAdminHome/templates/pluginSettings.twig

plugins/CoreAdminHome/templates/trackingCodeGenerator.twig

plugins/CoreHome/Menu.php

...CoreHome/angularjs/quick-access/quick-access.directive.js

plugins/CoreHome/stylesheets/coreHome.less

plugins/CoreHome/templates/_headerMessage.twig

plugins/CoreHome/templates/_topBar.twig

plugins/CorePluginsAdmin/Controller.php