Fix profile test to click on header user profile link

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

app/assets/stylesheets/framework/sidebar.scss

@@ -43,7 +43,7 @@
 .nav-sidebar {
   position: absolute;
   top: 50px;
-  bottom: 0px;
+  bottom: 0;
   width: $sidebar_width;
   overflow-y: auto;
   overflow-x: hidden;

features/steps/profile/profile.rb

@@ -155,8 +155,11 @@ class Spinach::Features::Profile < Spinach::FeatureSteps
   end
 
   step 'I click on my profile picture' do
-    find(:css, '.side-nav-toggle').click
-    find(:css, '.sidebar-user').click
+    find(:css, '.header-user-dropdown-toggle').click
+
+    page.within ".header-user" do
+      click_link "Profile"
+    end
   end
 
   step 'I should see my user page' do