Reapply readme changes made by commit - fb639e1d
Reapply readme changes made by commit - fb639e1d

telefonicaid/iotagent-json,telefonicaid/iotagent-mqtt,telefonicaid/iotagent-json,telefonicaid/iotagent-json,telefonicaid/iotagent-mqtt,telefonicaid/iotagent-mqtt