Issue #4: proposed solution.

created a new class organization-heading and organization-description which has white color #FFF, heading and description were changed to a darker color #444 to have a proper color in the dataset view.

![screenshot from 2014-04-29 22 17 25](https://cloud.githubusercontent.com/assets/732015/2837366/5ae7e098-d016-11e3-838f-af93fe51f557.png)

![screenshot from 2014-04-29 22 17 17](https://cloud.githubusercontent.com/assets/732015/2837367/5ae92b92-d016-11e3-988a-d2548c8e2b10.png)