added cloudiator download parameters to env-template

env-template

 #mandatory
 
+## publicly accessible IP of the host running the Mowgli framework
 PUBLIC_IP=1.2.3.4
+
+## repository for DBMS installation scripts
 SCRIPT_DOWNLOAD_ENDPOINT=https://omi-gitlab.e-technik.uni-ulm.de/mowgli/dbms-catalogue-scripts/raw/master
 
+## sources to be downloaded by cloudiator-service for deploying cloudiator toos on the created VMs
+CLOUDIATOR_JRE_DOWNLOAD=http://javadl.sun.com/webapps/download/AutoDL?BundleId=106240
+CLOUDIATOR_LANCE_DOWNLOAD=https://omi-gitlab.e-technik.uni-ulm.de/mowgli/dbms-catalogue-scripts/raw/master/lance/server-0.2.0-SNAPSHOT.jar
+
+## DBMS settings for the cloudiator-service
 DATABASE_USER=cloudiator
 DATABASE_PASSWORD=secret2018
 DATABASE_ROOT_PW=topsecret2018
 DATABASE_DB=colosseum
 
 
+
+
 #optional
+
 INFLUXDB_DB=telegraf
 INFLUXDB_USER=mowgli
 INFLUXDB_PW=mowgliSecret