WIP adjust to routing cleanup
hardcode jquery 1.8.3

until https://github.com/sonata-project/SonataAdminBundle/pull/2018 is merged
updated dependencies
remove midgard
update dependencies
activate logging/profiling by default
update dependencies
update sandbox to routing refactoring
updated dependencies
fix test failure caused by test setup issue
Merge branch 'routing-cleanup' of github.com:symfony-cmf/cmf-sandbox into routing-cleanup

Conflicts:
	composer.lock
Merge pull request #244 from symfony-cmf/routing-cleanup

adjust to routing cleanup
seo bundle integration
refactor for fix in bundle
fix rdf-mapping
replace StaticContent by DemoSeoContent
fix rdf-mapping name
fix treebrowser
update in composer.lock
add key extractor, fix test