Use root db account for tests

Try to fix test failures

src/main/resources/config/test/main.properties

@@ -9,8 +9,8 @@ context.path = steve
 db.ip = localhost
 db.port = 3306
 db.schema = stevedb_test_2aa6a783d47d
-db.user = steve
-db.password = changeme
+db.user = root
+db.password = root
 
 # Credentials for Web interface access
 #