Adding packaging on onos*.zip file.
Modified Version.java to allow 3-segment version.
Changed onos-next to onos as default for ONOS_ROOT.

Change-Id: Ifbde9dfbc7af9a5891e9f41db6932859c0f59660
diff --git a/tools/dev/bash_profile b/tools/dev/bash_profile
index dbd65c4..2bb2059 100644
--- a/tools/dev/bash_profile
+++ b/tools/dev/bash_profile
@@ -3,7 +3,7 @@
 # Simply include in your own .bash_aliases or .bash_profile
 
 # Root of the ONOS source tree
-export ONOS_ROOT=${ONOS_ROOT:-~/onos-next}
+export ONOS_ROOT=${ONOS_ROOT:-~/onos}
 
 # Setup some environmental context for developers
 if [ -z "${JAVA_HOME}" ]; then