Updated files for the v4.0.5 maintenance release
Merge pull request #5959 from pjackson28/updatereleasev405

Updated files for the v4.0.5 maintenance release
Updated build version to v4.0.6-development
Added dismissible alert plugin

There's also a few modifications
to the Sass to allow alert classes
to be used with details/summary elements.
Merge pull request #5935 from Pacoup/feature-dismiss2

Added dismissible alert plugin
Merge branch 'master' of https://github.com/wet-boew/wet-boew into addVideo