[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/api/pom.xml b/api/pom.xml
index 3d6d93f..98c5f96 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>olt</artifactId>
         <groupId>org.opencord</groupId>
-        <version>4.2.0</version>
+        <version>4.2.1-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>