Hotfix #68 - Fixed exception message on missing dependency for RouteCollector

[michalbundyra]

Fixes #68 Use RouteCollector instead of non-existsing PathBasedRoutingMiddleware in factory in case of missing dependencies.

• [x] Are you fixing a bug?
  • [x] Detail how the bug is invoked currently.
  • [x] Detail the original, incorrect behavior.
  • [x] Detail the new, expected behavior.
  • [x] Base your feature on the master branch, and submit against that branch.
  • [x] Add a regression test that demonstrates the bug, and proves the fix.
  • [x] Add a CHANGELOG.md entry for the fix.

[weierophinney]

Thanks, @webimpress

[geerteltink]

I know it was weekend, but the credits go to @webimpress for this one :D