Improve UX of /entries and /users/:id

@billiedemott Here are screenshots of the new UI for /entries and /users/:id. Please review the design and the code and comment that everything looks good. You can see the changes live on the production site.

### /entries
![screen shot 2013-08-01 at 3 45 35 pm](https://f.cloud.github.com/assets/331004/897020/8e5e5b8e-faea-11e2-80be-ac6c7beb690c.png)




### /users/:id
![screen shot 2013-08-01 at 4 38 48 pm](https://f.cloud.github.com/assets/331004/897061/2d87653e-faeb-11e2-967f-5e388c365780.png)


PS. We're following this process according to our application management policy https://github.com/akshatpradhan/information-security-policy#application-management-policy