A few fixes

• Replace hyphen with pipe in seo title.
• Update TreeNodeType to allow overriding query_builder. Thanks @ValentinMerlet
• Fixed Twig get_path function. Thanks @Nedeas and @vrobic
• Consider favourite keys first when resolving Title / Excerpt
• Fix/add documentation. Thanks @ValentinMerlet
• Fix get path in uri.

Fix url generation.

Urls could only be generated relative. Fixed.

Automatic SEO

Relevants fields are now deducted from the entity to be used seo metadata.

Use current locale in NodeRouter.

Fix regression

Use FQCN in LinkForm

Symfony 4 compatibility

fix get_path in console/command context

Thanks @titoff3 for the fix!