Let number of folds (-F) default to 1

Change-Id: Ie6953920493b26830ae6eda97338b3bb1f847f43
diff --git a/src/main/java/org/ids_mannheim/TotalNGrams.java b/src/main/java/org/ids_mannheim/TotalNGrams.java
index c9ce0a2..70d4103 100644
--- a/src/main/java/org/ids_mannheim/TotalNGrams.java
+++ b/src/main/java/org/ids_mannheim/TotalNGrams.java
@@ -74,12 +74,12 @@
 
     @SuppressWarnings("CanBeFinal")
     @CommandLine.Option(names = {"-F",
-            "--folds"}, description = "number of folds (default: ${DEFAULT-VALUE})")
-    int FOLDS = 10;
+            "--folds"}, description = "number of random folds (default: ${DEFAULT-VALUE})")
+    int FOLDS = 1;
 
     @SuppressWarnings("CanBeFinal")
     @CommandLine.Option(names = {"-f",
-            "--fold"}, description = "current folds (default: ${DEFAULT-VALUE})")
+            "--fold"}, description = "current fold (default: ${DEFAULT-VALUE})")
     int fold = 1;
 
     @SuppressWarnings("CanBeFinal")