Make multiple_allowed? available on all definitions with max occurs

lib/xsd/objects/element.rb

@@ -100,12 +100,6 @@ def optional?
       !required?
     end
 
-    # Determine if element may occur multiple times
-    # @return Boolean
-    def multiple_allowed?
-      computed_max_occurs == :unbounded || computed_max_occurs > 1
-    end
-
     # Determine if element has complex content
     # @return Boolean
     def complex_content?

lib/xsd/shared/min_max_occurs.rb

@@ -42,5 +42,11 @@ def computed_min_occurs
                                  min_occurs
                                end
     end
+
+    # Determine if element may occur multiple times
+    # @return Boolean
+    def multiple_allowed?
+      computed_max_occurs == :unbounded || computed_max_occurs > 1
+    end
   end
 end

spec/xsd/xml_spec.rb

@@ -35,7 +35,10 @@
     end
 
     it 'returns <xs:any> in collect_elements list' do
-      expect(reader['ManifestMessage']['FtpMessageHeader']['Signature']['KeyInfo']['X509Data'].collect_elements.last.name).to eq '#any'
+      element = reader['ManifestMessage']['FtpMessageHeader']['Signature']['KeyInfo']['X509Data'].collect_elements.last
+
+      expect(element.name).to eq '#any'
+      expect(element).to be_multiple_allowed
     end
   end
 end