Apache Santuario dependency: version increased from 1.4.5 to 1.5.5
DA REST server can return XML document status (signatures info in JSON format)
unit tests
REST clients are not using multipart entities
Apache XML Security dependency removed
Id of the XML node to sign changed to Board001
XML nodes are copied between documents correctly. Previously used method Document.adoptNode() does not always work correctly but Document.importNode() does.
fixed possible NPE
logging
XPath expression to search for signatures changed, XML document merging broken
XPath works for XML with namespace defined.

DocumentBuilderFactory is not namespace aware by default, so it is explicitly set to be namespace aware.
Apache Santuario version reverted from 1.5.5 back to 1.4.5.

Version 1.5.5 does not find references by Id as 1.4.5 does.