!!! TASK: Make composer autoloader the default
!!! TASK: Make composer autoloader the default

The old behaviour can now still be achieved by setting `FLOW_ONLY_COMPOSER_LOADER=false`, but is (still) deprecated and will be gone at some point.
kdambekalns/flow-development-collection,daniellienert/flow-development-collection,fcool/flow-development-collection,neos/flow-development-collection,fcool/flow-development-collection,neos/flow-development-collection,neos/flow-development-collection,robertlemke/flow-development-collection,kdambekalns/flow-development-collection,dlubitz/flow-development-collection,robertlemke/flow-development-collection,kdambekalns/flow-development-collection,neos/flow-development-collection,robertlemke/flow-development-collection,daniellienert/flow-development-collection,daniellienert/flow-development-collection,dlubitz/flow-development-collection,fcool/flow-development-collection,fcool/flow-development-collection,dlubitz/flow-development-collection,kdambekalns/flow-development-collection,robertlemke/flow-development-collection