Fixed broken ActionLinkTypeBase due to https://www.drupal.org/node/2382211
Merge branch 'master' of https://github.com/socketwench/flag-drupal8
Merge pull request #94 from md-systems/master

Rename _content to _controller
Merge remote-tracking branch 'origin/master'
Replace current_path() with Url::fromRoute()
Merge pull request #100 from webflo/patch-1

Replace current_path() with Url::fromRoute()
Merge branch 'master' of https://github.com/socketwench/flag-drupal8

Conflicts:
	src/ActionLinkTypeBase.php
Fixed broken confirm form destinations.
#97 core doesn't use the term 'plugin bag' any more
#78: Standardise Mgr suffix.