Ensure that only trail or active class is set

Fix coding style issues

Prepare release 2.0.0

Fix url

Prevent broken links generated by Contao 4.10

contao/contao#2573

Merge branch '1.x' into master

Load full data for `jumpTo` pages

Since Contao 4.10 the page data is used insteadof Contao fetches the information.

Add ability to sort root pages (See #18)

Fix query

Also check for forward pages if sub navigation shouldn't be visible