Update eclipse to Luna

Change-Id: I28511c2288d1d080a1b19ea87862ef92af676228
diff --git a/vm-setup.sh b/vm-setup.sh
index 366f4bb..340f5b0 100644
--- a/vm-setup.sh
+++ b/vm-setup.sh
@@ -6,7 +6,7 @@
 ONOS_USER=mininet
 ONOS_USER_HOME=/home/${ONOS_USER}
 
-ECLIPSE_URL=http://ftp.osuosl.org/pub/eclipse/technology/epp/downloads/release/kepler/SR2/eclipse-java-kepler-SR2-linux-gtk-x86_64.tar.gz
+ECLIPSE_URL=http://ftp.osuosl.org/pub/eclipse/technology/epp/downloads/release/luna/R/eclipse-java-luna-R-linux-gtk-x86_64.tar.gz
 
 sudo apt-get update