Added a test of an empty object
Added a test of an empty object

peterpolidoro/ArduinoJson,tirumalavan/ArduinoJson,bblanchon/ArduinoJson,tirumalavan/ArduinoJson,CanTireInnovations/ArduinoJson,hemantsangwan/Arduino-Json,chuz/ArduinoJson,fayvlad/ArduinoJson,hassanabidpk/ArduinoJson,janelia-arduino/ArduinoJson,AndreyAyres/ArduinoJson,chuz/ArduinoJson,ELZo3/ArduinoJson,hemantsangwan/Arduino-Json,PeeJay/ArduinoJson,peterpolidoro/ArduinoJson,venkatarajasekhar/ArduinoJson,firepick1/ArduinoJson,janelia-arduino/ArduinoJson,AndreyAyres/ArduinoJson,ELZo3/ArduinoJson,PeeJay/ArduinoJson,venusdharan/ArduinoJson,fayvlad/ArduinoJson,naveensuryakumar/json,spotman/ArduinoJson,venkatarajasekhar/ArduinoJson,venusdharan/ArduinoJson,weera00/ArduinoJson,chuz/ArduinoJson,ELZo3/ArduinoJson,firepick1/ArduinoJson,fayvlad/ArduinoJson,0ddie/ArduinoJson,naveensuryakumar/json,tirumalavan/ArduinoJson,weera00/ArduinoJson,hassanabidpk/ArduinoJson,CanTireInnovations/ArduinoJson,janelia-arduino/ArduinoJson,peterpolidoro/ArduinoJson,naveensuryakumar/json,bblanchon/ArduinoJson,CanTireInnovations/ArduinoJson,venkatarajasekhar/ArduinoJson,weera00/ArduinoJson,venusdharan/ArduinoJson,PeeJay/ArduinoJson,alyf80/ArduinoJson,lono-devices/ArduinoJson,janelia-arduino/ArduinoJson,lono-devices/ArduinoJson,peterpolidoro/ArduinoJson,bblanchon/ArduinoJson,spotman/ArduinoJson,alyf80/ArduinoJson,hassanabidpk/ArduinoJson,firepick1/ArduinoJson,hemantsangwan/Arduino-Json,0ddie/ArduinoJson,spotman/ArduinoJson,AndreyAyres/ArduinoJson,alyf80/ArduinoJson,lono-devices/ArduinoJson