[VOL-3212] Modification to Trap flows:
- Inserting VLAN and PCP in the treatment of the IGMP trap flow. Uniforming it to VOD flow.
- Removing VLAN match and insertinbg VLAN push for EAPOL.
- Removing VLAN match if not required, pushing it or swapping it and setting the PCP in DHCP.

Change-Id: I0df0e1f58abce20bed7d480536668014cdc55f72
(cherry picked from commit 0e34f56d754f56fd332261ca547e8ce503f1b983)
diff --git a/pom.xml b/pom.xml
index 6791039..e329d7a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
 
     <groupId>org.opencord</groupId>
     <artifactId>olt</artifactId>
-    <version>4.2.0</version>
+    <version>4.2.1-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <properties>