Fix all failing specs

spec/acceptance_steps/users/changing_table_steps.rb

@@ -33,11 +33,7 @@ step "there is another table with an active list of another user" do
 end
 
 step "the user scans a QR code of another not occupied table" do
-  r = page.evaluate_script %|
-    c = App.__container__.lookup('controller:select_qrcode');
-    c.send('selectQr', {_id: "#{@other_table.id}"});
-    c.toString()
-  |
+  page.execute_script %|App.__container__.lookup('controller:select_qrcode').send('selectQr', {_id: "#{@other_table.id}"})|
   #page.execute_script "Quser.actions_for_table({table_id: '#{@other_table.id}'})"
 end