fix failing tests

spec/support/flash.rb

@@ -0,0 +1,13 @@
+module Flash
+  def flash
+    results = all(:css, 'div#flash p')
+    if results.empty?
+      return 'none'
+    end
+    if results.count > 1
+      texts = results.map { |r| r.text }
+      fail "One flash expected, but we had #{texts.inspect}"
+    end
+    results.first.text
+  end
+end