Bug 1273794

Description of problem:
With a clean and fresh installed Sat6.1.3 some error messges are still in a different language than the configured English.

Below error is in French instead of English:

2015-10-21 07:20:13 [E] ERF12-4115 [ProxyAPI::ProxyException]: Impossible d'obtenir les classes Puppet pour KT_Hilti_Library_hg_crash
_18 ([Errno::ECONNREFUSED]: Connection refused - connect(2)) pour le proxy https://li-lc-1017.hag.hilti.com:9090/puppet (ProxyAPI::Pr
oxyException)
/usr/share/foreman/lib/proxy_api/puppet.rb:27:in `rescue in classes'
/usr/share/foreman/lib/proxy_api/puppet.rb:21:in `classes'
/usr/share/foreman/app/services/puppet_class_importer.rb:155:in `actual_classes'
/usr/share/foreman/app/services/puppet_class_importer.rb:78:in `new_classes_for'
/usr/share/foreman/app/services/puppet_class_importer.rb:39:in `changes'
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.73/app/services/katello/puppet_class_importer_extensions.rb:22:in `update_envi
ronment'
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.73/app/lib/katello/foreman.rb:36:in `update_puppet_environment'
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.73/app/lib/actions/katello/foreman/content_update.rb:43:in `finalize'
/opt/rh/ruby193/root/usr/share/gems/gems/dynflow-0.7.7.9/lib/dynflow/action.rb:509:in `block (2 levels) in execute_finalize'


Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. Stop foreman-proxy
2. Import puppet classes
3.

Actual results:
Error message not in English

Expected results:
Error message in English

Additional info: