fix some tests

features/logs_in_and_out.feature

@@ -13,5 +13,4 @@ Feature: user authentication
     Given I am signed in
     And I click on my name in the header
     And I follow "Log out"
-    Then I should be on the logged out page
-    And I should see "Now go mobile."
+    Then I should be on the new user session page

features/step_definitions/trumpeter_steps.rb

@@ -150,7 +150,7 @@ Then /^the post should mention "([^"]*)"$/ do |user_name|
 end
 
 When /^I click the "([^"]*)" post$/ do |post_text|
-   find(".content:contains('#{post_text}')").click
+   find(".content:contains('#{post_text}') .permalink").click
 end
 
 Then /^"([^"]*)" should be the first canvas frame$/ do |post_text|