IPLookup: Standardise CSS Styles. Remove Custom CSS

Fix for #1289

![image](https://cloud.githubusercontent.com/assets/5282264/5230448/6ac8b2a6-7761-11e4-99fe-68b05f95d55d.png)
Yup that worked. With that, you can simplify this template even more, to a single line:

```HTML
Blacklists: {{#concat blacklists sep=", " conj=" and "}}{{this}}{{/concat}}
```