EDELIVERY-3035 Update license to EUPL v1.2

smp-api/src/main/resources/bdx-smp-201605.xsd

smp-api/src/main/resources/xmldsig-core-schema.xsd

smp-server-library/src/test/resources/config.properties

...u/europa/ec/cipa/smp/server/conversion/ServiceGroupOK.xml

...ec/cipa/smp/server/conversion/ServiceGroupWithDOCTYPE.xml

...rver/conversion/ServiceMetadataMissingMandatoryFields.xml

...cipa/smp/server/conversion/ServiceMetadataWithDOCTYPE.xml

...ipa/smp/server/conversion/ServiceMetadataWithRedirect.xml

...es/eu/europa/ec/cipa/smp/server/util/extensionMarshal.xml

...u/europa/ec/edelivery/smp/services/ServiceGroupPoland.xml

...uropa/ec/edelivery/smp/services/ServiceMetadataPoland.xml

...es/expected_output/GET_SignedServiceMetadata_response.xml

...d_output/GET_SignedServiceMetadata_response_linarized.xml

...resources/expected_output/PUT_ServiceMetadata_request.xml

...expected_output/PUT_ServiceMetadata_request_linarized.xml

...expected_output/PUT_ServiceMetadata_request_not_valid.xml

...ut/SignedServiceMetadata_invalid_customized_signature.xml

...utput/SignedServiceMetadata_invalid_default_signature.xml

...rver-library/src/test/resources/input/ServiceMetadata.xml

...ry/src/test/resources/input/ServiceMetadata_linarized.xml