Merge pull request #691 from calebhearth/make-get_idp_metadata-public

Make IdpMetadataParser#get_idp_metadata public

lib/onelogin/ruby-saml/idp_metadata_parser.rb

@@ -186,8 +186,6 @@ def parse_to_idp_metadata_array(idp_metadata, options = {})
         idpsso_descriptors.map {|id| IdpMetadata.new(id, id.parent.attributes["entityID"])}
       end
 
-      private
-
       # Retrieve the remote IdP metadata from the URL or a cached copy.
       # @param url [String] Url where the XML of the Identity Provider Metadata is published.
       # @param validate_cert [Boolean] If true and the URL is HTTPs, the cert of the domain is checked.
@@ -220,6 +218,8 @@ def get_idp_metadata(url, validate_cert)
         )
       end
 
+      private
+
       class IdpMetadata
         attr_reader :idpsso_descriptor, :entity_id