moving instrumentation to individual containers

Dockerfile

@@ -44,13 +44,6 @@ ADD container_files/bin/onbuild.sh /opt/autoexec/bin/onbuild.sh
 ADD container_files/bin/stub.sh /opt/autoexec/firstrun/stub.sh
 ADD container_files/bin/stub.sh /opt/autoexec/onbuild/stub.sh
 
-ADD container_files/tier-crontab /opt/tier/tier-crontab
-RUN crontab /opt/tier/tier-crontab
-ADD container_files/bin/startcron.sh /usr/bin/startcron.sh
-RUN chmod +x /usr/bin/startcron.sh
-ADD container_files/bin/sendtierbeacon.sh /usr/bin/sendtierbeacon.sh
-RUN touch /var/log/cron.log
-
 
 # Set default environment variables.
 ENV HOME /opt/tier
@@ -60,6 +53,3 @@ RUN touch /tmp/firsttimerunning
 
 # Define working directory.
 WORKDIR /opt/tier
-
-
-CMD /usr/bin/startcron.sh