Change Title inside Route Component (ie on Breakpoint)

[Secretmapper]

In some apps, when scrolling to certain points in the app, the title changes (i.e. ebook readers change to the title of the navbar to the current chapter)

It would be great if this can be supported.

Related: #109

Might take a stab with a PR once work settles down.

[charpeni]

It could be a useful feature, a PR would be nice :)