Cleaned up a slew of Javadoc errors in preparation for switch over to Java 8.
diff --git a/core/api/src/main/java/org/onlab/onos/net/flow/DefaultTrafficTreatment.java b/core/api/src/main/java/org/onlab/onos/net/flow/DefaultTrafficTreatment.java
index ab7c230..c0b3986 100644
--- a/core/api/src/main/java/org/onlab/onos/net/flow/DefaultTrafficTreatment.java
+++ b/core/api/src/main/java/org/onlab/onos/net/flow/DefaultTrafficTreatment.java
@@ -97,7 +97,7 @@
 
     /**
      * Builds a list of treatments following the following order.
-     * Modifications -> Group -> Output (including drop)
+     * Modifications -> Group -> Output (including drop)
      */
     public static final class Builder implements TrafficTreatment.Builder {