Remove meta props from cosmosdb query

metaprops

function stripMeta(doc) {
    var metaProps = ["_rid", "_ts", "_self", "_etag", "_attachments"];    
    var newDoc = {};
    for(var prop in doc) {
        if (metaProps.indexOf(prop) == -1) {
            newDoc[prop] = doc[prop];
        }
    }
    
    return newDoc;
 }