[DRE-maint] ruby-bluefeather is marked for autoremoval from testing

[Debian testing autoremoval watch]

ruby-bluefeather 0.41-3 is marked for autoremoval from testing on 2015-08-28

It is affected by these RC bugs:
794161: ruby-bluefeather: FTBFS: undefined method `share_as' for RSpec::ExampleGroups::FencedCodeBlock::Basic:Class (NoMethodError)