v6.3.3

• Merge pull request #650 from node-saml/master (82eb53f)
• doc: record who signed each InclusiveNamespaces fixture (#646) (d12228f)
• fix: include document PIs in empty-URI XML signatures (#645) (fe2d091)
• fix: protect inherited context in XML canonicalization (#643) (24af0a7)
• fix: canonicalize processing instructions in signed references (#641) (a6472f1)
• fix: distinguish namespace declarations from ordinary attributes (#640) (f7c6a75)
• fix: escape namespace values during canonicalization (#639) (1e11a4d)
• revert: diagnose Algorithm URI whitespace (#576) (#638) (c5f8b38)
• fix: name the parentless location.reference error correctly (#634) (4095f2b)
• test: cover implicitTransforms and idAttribute (#635) (355d92a)
• docs: clarify project purpose and scope (#637) (88f15c1)
• fix: diagnose Algorithm URI whitespace (#576) (3a749b6)
• docs: say to use one SignedXml instance per signature (#624) (834655e)
• fix: write a reference's InclusiveNamespaces only as its exclusive C14N parameter (#632) (2a236e8)
• docs: document the isEmptyUri and inclusiveNamespacesPrefixList options of addReference() (#625) (f232d8a)
• fix: canonicalize SignedInfo in its own signature's context and identify the loaded signature by its decoded SignatureValue (#623) (c13e30b)
• chore: remove unused C# and Java interop validators (#566) (aa2cc0c)