Starting snapshot 2.4.0-SNAPSHOT

Change-Id: I6e58404c2179c90efa23c763ad53abbb2abe3e2e
diff --git a/tools/build/bazel/variables.bzl b/tools/build/bazel/variables.bzl
index 121a529..e5b4ee6 100644
--- a/tools/build/bazel/variables.bzl
+++ b/tools/build/bazel/variables.bzl
@@ -1,4 +1,4 @@
-ONOS_VERSION = "2.3.0-SNAPSHOT"
+ONOS_VERSION = "2.4.0-SNAPSHOT"
 ONOS_ARTIFACT_BASE = "onos-"
 ONOS_GROUP_ID = "org.onosproject"
 ONOS_ORIGIN = "ONOS Community"
diff --git a/tools/build/envDefaults b/tools/build/envDefaults
index 919bbdf..15f532c 100644
--- a/tools/build/envDefaults
+++ b/tools/build/envDefaults
@@ -18,8 +18,8 @@
 export BUILD_NUMBER=${BUILD_NUMBER:-$(id -un)}
 
 # ONOS Version and onos.tar.gz staging environment
-export ONOS_POM_VERSION="2.3.0-SNAPSHOT"
-export ONOS_VERSION=${ONOS_VERSION:-2.3.0.$BUILD_NUMBER}
+export ONOS_POM_VERSION="2.4.0-SNAPSHOT"
+export ONOS_VERSION=${ONOS_VERSION:-2.4.0.$BUILD_NUMBER}
 
 # ONOS production bits (onos.tar.gz, onos.zip, onos.deb, onos.rpm) staging environment
 export ONOS_BITS=onos-${ONOS_VERSION%~*}