CRM-20776 - Navigation - Fix menu items with mix of... ...an extension to implement `hook_civicrm_navigationMenu`. ...mix of URL control chars -- eg `civicrm/case/a/#/case?dtab=0&dme=0` * Look in the CiviCRM navigation bar and see the final... ...is munged (eg `http://dcase.l/civicrm/case/a/?dtab=0&dme=0#/case`) ...consistent (eg `http://dcase.l/civicrm/case/a/#/case?dtab=0&dme=0`) ...menu content (eg `http://dcase.l/civicrm/ajax/menujs/202/en_US/1/abcd1234...