Replace sppmod_* with namespaced version

config-templates/config.php

docs/simplesamlphp-authproc.md

docs/simplesamlphp-authsource.md

docs/simplesamlphp-customauth.md

docs/simplesamlphp-errorhandling.md

docs/simplesamlphp-modules.md

lib/SimpleSAML/Auth/Default.php

lib/SimpleSAML/Error/CriticalConfigurationError.php

lib/SimpleSAML/Logger/FileLoggingHandler.php

lib/SimpleSAML/Metadata/SAMLBuilder.php

lib/SimpleSAML/Module.php

lib/SimpleSAML/Utilities.php

lib/SimpleSAML/XHTML/EMail.php

lib/SimpleSAML/XHTML/IdPDisco.php

modules/adfs/lib/IdP/ADFS.php

modules/adfs/lib/SAML2/XML/fed/Const.php

modules/adfs/lib/SAML2/XML/fed/Endpoint.php

modules/adfs/lib/SAML2/XML/fed/SecurityTokenServiceType.php

modules/adfs/lib/SAML2/XML/fed/TokenTypesOffered.php

modules/adfs/www/idp/prp.php