[DRE-maint] Bug#830235: Gem::LoadError: Could not find 'webrobots'

[Andreas Beckmann]

Followup-For: Bug #830235

Similar problems in jessie:

ruby -e 'gem "webrobots"'
/usr/lib/ruby/2.1.0/rubygems/dependency.rb:298:in `to_specs': Could not find 'webrobots' (>= 0) among 12 total gem(s) (Gem::LoadError)
        from /usr/lib/ruby/2.1.0/rubygems/dependency.rb:309:in `to_spec'
        from /usr/lib/ruby/2.1.0/rubygems/core_ext/kernel_gem.rb:53:in `gem'
        from -e:1:in `<main>'

Andreas