removal of the initId call and method as this is being handled inside of identity.js

We have seen a problem on the membership tab with a duplication of content due to an extra call to init the tab

@NathanielBennett heres the change we spoke about
@marchibbins I am away on holiday now can you make sure this gets merged

## Before
![membership identity the guardian](https://cloud.githubusercontent.com/assets/2305016/4681336/2252aff6-5612-11e4-833a-15f37e90453a.png)

## After
![membership identity the guardian 1](https://cloud.githubusercontent.com/assets/2305016/4681341/2cc38582-5612-11e4-95e4-a9b73a54f616.png)