Adding support to test multiple branches in the IGMPProxy app tests

Change-Id: Iabf989d4aa6ef48dc60d7326f0b53e6cf6308a74
diff --git a/jjb/verify/igmpproxy.yaml b/jjb/verify/igmpproxy.yaml
index 3ad0794..7e16884 100644
--- a/jjb/verify/igmpproxy.yaml
+++ b/jjb/verify/igmpproxy.yaml
@@ -10,7 +10,7 @@
           branch-regexp: '^(.*)$'
 
       - 'igmpproxy-jobs':
-          branch-regexp: '^(master)$'
+          branch-regexp: '^((?!igmpproxy-1\.2).*)$'
           junit-allow-empty-results: true
 
       - 'igmpproxy-jobs-legacy':
@@ -36,4 +36,3 @@
     jobs:
       - 'maven-test'
       - 'maven-publish'
-