RALLY.JsonApi.prototype.capitalize = function(o) {
          if (typeof o == "string") {
            return o.charAt(0).toUpperCase() + o.substr(1).toLowerCase();
          } else {
            return o;
          }
        };

        RALLY.JsonApi.prototype.capitalizedKeys = function(data) {
          var newData = {};
          for(var k in data) {
            newData[this.capitalize(k)] = data[k];
          }
          return newData;
        };

        RALLY.JsonApi.prototype.update = function(typeName, oid, params, processor) {
          var callback = { success: function(o) { processor(o); } };
          var location = this.getRefUrl(typeName, oid);
          var objectName = this.capitalize(typeName)
          var body = {};
          body[objectName] = this.capitalizedKeys(params);

          for (key in this.integrationInfo.headers) { YAHOO.util.Connect.initHeader(key, this.integrationInfo.headers[key]); }
          YAHOO.util.Connect.setDefaultPostHeader('text/json');
          YAHOO.util.Connect.asyncRequest('POST', this.getRefUrl(typeName, oid), callback, YAHOO.lang.JSON.stringify(body));
        };