* Fix demographics wizard bug - pages not showing.

This bug was caused by uglifyjs in 2 ways:
- uglify strips out type information. This was mitigated by using the
  React.Children tools to prevent the type information from being
striped out.
- uglify mangles names of components. We were searching for components
  by a string of the name. This was solved by using the name property
directly off of the component, as opposed to a string.

* Clean up the children function