fix yammer zindex
Merge branch 'master' of https://github.com/davliu/sticky

* 'master' of https://github.com/davliu/sticky:
  Style dashboard.
Merge branch 'master' of https://github.com/davliu/sticky

* 'master' of https://github.com/davliu/sticky:
  get user details
  integrate user details
Merge branch 'master' into gh-pages