clarify account names, add docs link

before
![screenshot 2014-10-10 15 10 30](https://cloud.githubusercontent.com/assets/74699/4599873/ed8ac550-50cc-11e4-89aa-83ce58a9070c.png)
![screenshot 2014-10-10 15 10 36](https://cloud.githubusercontent.com/assets/74699/4599870/e859d026-50cc-11e4-80fe-3acd3964d91c.png)


after
![screenshot 2014-10-10 15 11 30](https://cloud.githubusercontent.com/assets/74699/4599866/deec9f82-50cc-11e4-98fc-aab0542d161e.png)
![screenshot 2014-10-10 15 11 35](https://cloud.githubusercontent.com/assets/74699/4599868/e475c4c4-50cc-11e4-9359-77850fdb0f9f.png)