Switch to official couch_potato version

spec/acceptance_steps/suppliers/dashboard_steps.rb

@@ -156,7 +156,7 @@ step "the supplier main board list total should be updated" do
 end
 
 step "the supplier placed orders counter should be reduced" do
-  sleep 0.5
+  sleep 0.8
   find('.supplier-orders-placed-count-number').text.should == "10"
 end