Fix README anchor tests

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

features/steps/project/browse_files.rb

@@ -77,8 +77,10 @@ class ProjectBrowseFiles < Spinach::FeatureSteps
   end
 
   step 'I click on readme file' do
+    within '.tree-table' do
       click_link 'README.md'
     end
+  end
 
   step 'I see Browse file link' do
     page.should have_link 'Browse File »'

features/steps/project/markdown_render.rb

@@ -79,10 +79,18 @@ class Spinach::Features::ProjectMarkdownRender < Spinach::FeatureSteps
   end
 
   And 'I navigate to the doc/api/README' do
+    within '.tree-table' do
       click_link "doc"
+    end
+
+    within '.tree-table' do
       click_link "api"
+    end
+
+    within '.tree-table' do
       click_link "README.md"
     end
+  end
 
   And 'I see correct file rendered' do
     current_path.should == project_blob_path(@project, "markdown/doc/api/README.md")