Fixed resource DAO & added tests.

Change-Id: I9222d20efa62f7bc37b8e38a2d1ec6b0ea70117e
diff --git a/full/src/main/resources/free-resources.json b/full/src/main/resources/free-resources.json
index ea71020..ba6f63e 100644
--- a/full/src/main/resources/free-resources.json
+++ b/full/src/main/resources/free-resources.json
@@ -5,6 +5,9 @@
     "en_description" : "A collection of German Wikipedia articles from May 2015.",
     "layers": [
         "opennlp/p",
-        "corenlp/p"
+        "corenlp/p",
+        "corenlp/c",
+        "marmot/m",
+        "marmot/p"
     ]
 }]
\ No newline at end of file