Add email to user profile view

王权利请求将github/fork/Senorsen/master合并到master

Created by: Senorsen

Current version of GitLab doesn't display user email on user profile page, which is very inconvenient.

This commit added email field to user profile view.

Before screenshot from 2015-04-11 20 35 31

After screenshot from 2015-04-11 20 35 21

合并请求报告