[Backport] Respect reviews feature flag on anonymous order status page

Reviews weren't hidden and hence the URL reversing failed.

Fixes #1133.

(cherry picked from commit 0b5b8f365ce310ef137a88384045109a0169f0c9)
[Backport] Use unicode for AdvanceSelect widget

The widget returned Python 2's string type, but should return unicode.

Fixes #1134.

(cherry picked from commit 375a8f451538d0b426c8a8ddad8c37b1be1e8ceb)
[Backport] String fixes for wish lists

One string wasn't marked for translation. And 'Edit' was unclear,
because 'view'ing a wish list would allow one to edit it's products. So
'Edit' has been renamed to 'wish list settings', where one currently can
only change the name.

(cherry picked from commit b0b5dacab52620c3efe90a6daf376fc42646a6a5)
[Backport] Fix disappearing mobile menu

There's a bug in Bootstrap which affects the navbar when it's collapsed:
https://github.com/twbs/bootstrap/issues/11145
This commit fixes the issue.

Fixes #1118, #1109

(cherry picked from commit 2e72dd07c240e80c30eb5207da88e572aaca3e1d)
[Backport] Add confirmation view for removing products from wish lists

We can't always POST to the view, so an optional confirmation view was
added.

Fixes #1121

(cherry picked from commit 52821db3236ff735f43db461c4e72f3c41eeeec5)