Fix #1079 - Force a selection on Report Abuse and block "Package has a bug" requests

Initial Form:
![1](https://f.cloud.github.com/assets/7574/718359/2464c624-df64-11e2-922f-261875140a43.png)

With no selection:
![2](https://f.cloud.github.com/assets/7574/718360/275ae9e4-df64-11e2-9019-342b9868b4b2.png)

Selected "Has a bug":
![3](https://f.cloud.github.com/assets/7574/718362/294a5988-df64-11e2-8e3e-785ce905e698.png)