Very minor doc fix for TokenizeSimple
diff --git a/datafu-pig/src/main/java/datafu/pig/text/opennlp/TokenizeSimple.java b/datafu-pig/src/main/java/datafu/pig/text/opennlp/TokenizeSimple.java
index cea48b4..9c4096f 100644
--- a/datafu-pig/src/main/java/datafu/pig/text/opennlp/TokenizeSimple.java
+++ b/datafu-pig/src/main/java/datafu/pig/text/opennlp/TokenizeSimple.java
@@ -42,7 +42,7 @@
 
  * -- output:
  * -- ({(I),(believe),(the),(Masons),(have),(infiltrated),(the),(Apache),(PMC),(.)})
- * outfoo = FOREACH input GENERATE TokenizeSimple(text) as tokens;
+ * outfoo = FOREACH infoo GENERATE TokenizeSimple(text) as tokens;
  * }
  * </pre>
  */