first commit
current dev state
Backport: Changed block name to "body", as that seemed to make more sense, and it also allows for a separate main template that structures the body in a more specific way.
(cherry picked from commit b4f2562)
Backport: Changed name of the default template to be more specific.
(cherry picked from commit 330d552)
Merge ../bootsy into backport

Conflicts:
	README.md
	src/Hfietz/DatabaseBundle/Resources/views/DbAdmin/db_status.html.twig
	src/Hfietz/DatabaseBundle/Resources/views/DbAdmin/db_versions.html.twig
	src/Hfietz/ErrorBundle/Resources/views/ErrorFrontend/wall_of_shame.html.twig