message: Add missing user methods for slack api
  users.deletePhoto
  users.identity
  users.setPhoto
  users.profile.get
  users.profile.set
  taken from:
diff: @@ -110,7 +110,12 @@ module.exports = function(bot, config) {
  'users.info',
  'users.list',
  'users.setActive',
  - 'users.setPresence'
  + 'users.setPresence',
  + 'users.deletePhoto',
  + 'users.identity',
  + 'users.setPhoto',
  + 'users.profile.get',
  + 'users.profile.set'
  ];
  /**
  