Attach database tabs with content

Added classes `attached` and `top`|`bottom` based on the documentation of [semantic-ui](http://semantic-ui.com/modules/tab.html#/examples)

__Preview__

![screen shot 2014-12-04 at 11 22 21 am](https://cloud.githubusercontent.com/assets/297102/5298849/de962a3e-7ba7-11e4-86ea-8e1b4e90ebe6.png)


Closes #103