Update Mission Statement

#### Update Mission statement to use text (& curly bracket images) and new wording

### Desktop

![codemontage-5](https://f.cloud.github.com/assets/226228/1178165/fb47f35a-219f-11e3-97ae-c71ebe0a115d.jpg)

### Mobile

![codemontage_mobile](https://f.cloud.github.com/assets/226228/1178163/f51ee77c-219f-11e3-97fd-8fc73e72dc63.jpg)