convert graph reports to use new generic templates

![stock status report](https://f.cloud.github.com/assets/249606/618909/1a3eb420-cec0-11e2-948d-0da056bd742e.png)
![reporting rate](https://f.cloud.github.com/assets/249606/618908/1a3ce000-cec0-11e2-83d3-a885d376f738.png)