Revert "Reenable routes which aren’t captured by ui router states"

This reverts commit 453c1187439c6a90ec393c700ff1e235edeea80a.
Allow link-hijacking on an opt-in basis

We only want to hijack links using pushState / linking to client-side
routes. Inspired by libraries such as pjax, we can make this opt-in:
https://github.com/defunkt/jquery-pjax#usage

* Update left-hand work package menu items to be link-hijacked.

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Do not client-side route on pages without ui-view

Our Angular application (and Router) is currently loaded globally and
available on every page, yet we only want this to apply to pages that
use the Router's ui-view directive.

Signed-off-by: Alex Coles <alex@alexbcoles.com>