def yo(username, options = {})
      options.merge!(username: username.upcase)
      response = connection_wrapper {
        @faraday.post '/yo/', token_hash.merge(options)
      }
      response.success?
    end
def yo(username, options = {})
      options.merge!(username: username.upcase)
      response = connection_wrapper {
        @faraday.post '/yo/', token_hash.merge(options)
      }
      response.success?
    end
Yo to specific user
 @param [String] username usename to send yo
 @param [Hash] options allowed only link for now
 @return [Boolean] if request has succeed