fix error in standalone navigation for sign in (#949)

app/views/thredded/shared/nav/_standalone.html.erb

@@ -2,11 +2,11 @@
   <% resource_name = Thredded.user_class_name.demodulize.underscore %>
   <% if thredded_signed_in? %>
     <%= link_to main_app.send(:"destroy_#{resource_name}_session_path"), method: :delete do %>
-      t('thredded.nav.sign_out')
+      <%= t('thredded.nav.sign_out') %>
     <% end %>
   <% else %>
     <%= link_to main_app.send(:"new_#{resource_name}_session_path") do %>
-      t('thredded.nav.sign_in')
+      <%= t('thredded.nav.sign_in') %>
     <% end %>
   <% end %>
 </li>

i18n-tasks.gemfile

@@ -1,3 +1,3 @@
 # frozen_string_literal: true
 
-gem 'i18n-tasks', '>= 0.9.29'
+gem 'i18n-tasks', '>= 1.0.5'

spec/system/thredded/visitor_signs_in_spec.rb

@@ -18,4 +18,19 @@
     user.fill_in_sign_in_form_and_submit
     expect(topic).to have_followed_notice
   end
+
+  context 'using the standalone layout' do
+    around do |example|
+      Thredded.layout = 'thredded/application'
+      example.run
+      Thredded.layout = 'application'
+    end
+
+    it 'via the sign in link and form' do
+      visit '/thredded'
+      click_on 'Sign In / Register'
+      user.fill_in_sign_in_form_and_submit
+      expect(page).to have_content('Sign Out')
+    end
+  end
 end