Switch logging output about schema loading details to DEBUG (#443)

Author: fsteeg

metafacture-json/src/main/java/org/metafacture/json/JsonValidator.java

@@ -131,7 +131,7 @@ private void initSchema(final String schemaUrl) {
                     .resolutionScope(baseFor(url.toString()));
         }
         catch (final IOException e) {
-            LOG.info("Could not read as URL: {}, trying to load from class path", schemaUrl);
+            LOG.debug("Could not read as URL: {}, trying to load from class path", schemaUrl);
             schemaLoader = schemaLoader.schemaClient(SchemaClient.classPathAwareClient())
                     .schemaJson(jsonFrom(getClass().getResourceAsStream(schemaUrl)))
                     .resolutionScope("classpath://" + baseFor(schemaUrl));