Increase timeout

As https://doi.org/10.5281/zenodo.1310751 is taking long time (15s) to load.

Author: sverhoeven

.mlc-config.json

@@ -18,5 +18,6 @@
         }
     ],
     "replacementPatterns": [
-    ]
+    ],
+    "timeout": "20s"
 }