Fixed javadoc warnings in slew of legacy code. We need to keep up on this; the old stuff is pretty sloppy.
diff --git a/utils/misc/src/main/java/org/onlab/packet/DHCP.java b/utils/misc/src/main/java/org/onlab/packet/DHCP.java
index b355496..2a116b1 100644
--- a/utils/misc/src/main/java/org/onlab/packet/DHCP.java
+++ b/utils/misc/src/main/java/org/onlab/packet/DHCP.java
@@ -294,7 +294,7 @@
/**
* Gets a specific DHCP option parameter.
*
- * @param opetionCode
+ * @param optionCode
* The option code to get
* @return The value of the option if it exists, null otherwise
*/