Fix Netconf key elements' serialization order (#363)
Fix Netconf key elements' serialization order (#363)

* Updates order of serialization of key elements acc. to the RFCs

CiscoDevNet/ydk-gen,CiscoDevNet/ydk-gen,CiscoDevNet/ydk-gen,psykokwak4/ydk-gen,psykokwak4/ydk-gen,CiscoDevNet/ydk-gen,CiscoDevNet/ydk-gen,CiscoDevNet/ydk-gen,psykokwak4/ydk-gen,psykokwak4/ydk-gen,psykokwak4/ydk-gen