Fixed embedded references
remove blank line so that the versionadded directive is rendered properly
Merge pull request #3037 from xabbuh/fix-versionadded

remove blank line so that the versionadded directive is render properly
Merge branch 'fix_roles' of github.com:WouterJ/symfony-docs into WouterJ-fix_roles

Conflicts:
	book/http_fundamentals.rst
	cookbook/bundles/extension.rst
[#2996] Tweaks to adding spaces for RST formatting throughout the docs

... there were just some extra spaces, some links were on multiple lines (always), which should be corrected, and some tables got misformatted
Merge branch '2.2' into 2.3

Conflicts:
	book/forms.rst
	components/event_dispatcher/introduction.rst
	cookbook/configuration/front_controllers_and_kernel.rst
	cookbook/form/dynamic_form_modification.rst
	reference/configuration/framework.rst
	reference/constraints/Max.rst
	reference/constraints/MaxLength.rst
	reference/constraints/Min.rst
	reference/constraints/MinLength.rst
	reference/forms/types/choice.rst
	reference/forms/types/field.rst
	reference/forms/types/form.rst
	reference/forms/types/map.rst.inc
Merge remote-tracking branch 'origin/2.3' into 2.3