use JSONdb.remove() method instead of writing undefined when deleting a record...

use JSONdb.remove() method instead of writing undefined when deleting a record (removes records completely instead of leaving an empty property behind)

exec/load/json-client.js

@@ -296,7 +296,7 @@ function JSONClient(serverAddr,serverPort) {
         this.send({
 			scope:scope,
 			func:"QUERY",
-			oper:"WRITE",
+			oper:"DELETE",
             location:location,
 			data:undefined,
 			lock:lock,

exec/load/json-db.js

@@ -498,9 +498,12 @@ function JSONdb (fileName, scope) {
     /* remove a record from the database (requires WRITE_LOCK) */
     this.remove = function(request,record) {
 		var client = request.client;
+		
 		/* if the requested data does not exist, do nothing */
-		if(record.data === undefined) 
+		if(record.data === undefined || !record.data.hasOwnProperty(record.property)) {
 			return true;
+		}
+		
 		/* if this client has this record locked */
 		else if(record.shadow[record.property]._lock[client.id] && 
 			record.shadow[record.property]._lock[client.id].type == locks.WRITE) {