Fix the abbr plugin to use non-exclusive scopes to toggle control visibility.
This will allow nesting of abbr with e.g. links or wai-lang.
Fix the wai-lang plugin to use non-exclusive scopes to toggle control visibility.
This will allow nesting of wai-lang with e.g. links or abbr.
Merge pull request #966 from npomaroli/commercial-hotfix

Nesting abbr, wai-lang and links
Merge branch 'commercial-hotfix' of github.com:alohaeditor/Aloha-Editor into commercial-release

Conflicts:
	build/hotfix-changelog.md