Cloudforms: Unable to access appliance_console CUI

Issue

• 'appliance_console' command on the cloudforms appliance fails , the command launch fails with error indicating
  a particular gem package not found by the ruby bundler. Here in this examples, its nokogiri gem package.

[root@testcfme ~]# appliance_console
/opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/spec_set.rb:87:in `block in materialize': Could not find nokogiri-1.6.8 in any of the sources (Bundler::GemNotFound)
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/spec_set.rb:81:in `map!'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/spec_set.rb:81:in `materialize'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/definition.rb:159:in `specs'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/definition.rb:218:in `specs_for'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/definition.rb:207:in `requested_specs'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/runtime.rb:109:in `block in definition_method'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler/runtime.rb:21:in `setup'
        from /opt/rh/cfme-gemset/gems/bundler-1.15.0/lib/bundler.rb:101:in `setup'
        from /bin/appliance_console:4:in `<main>'