remove duplicate attributes

Author: Vipin Jain

network.json

@@ -93,15 +93,6 @@
 					"type": "string",
 					"title": "dns IP for the network"
 				},
-				"endpoints": {
-					"type": "array",
-					"items": "endpoint",
-					"title": "endpoints in the network"
-				},
-				"dnsServerIP": {
-					"type": "string",
-					"title": "dns IP for the network"
-				},
 				"endpoints": {
 					"type": "array",
 					"items": "endpoint",