Quantum cronjobs have invalid continuation characters

Three openstack quantum packages from the ubuntu cloud archive have this same problem. Each one trys to install a cronjob that contains backslashes which appear to be illegal in cronjobs on ubuntu. Removing the '\'s and putting the command on one line solves it anyway.

root@netnode:/# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=12.04
DISTRIB_CODENAME=precise
DISTRIB_DESCRIPTION="Ubuntu 12.04 LTS"

root@netnode:/# grep ERROR /var/log/syslog
Apr 18 09:02:05 netnode cron[873]: (*system*quantum-dhcp-agent-netns-cleanup) ERROR (Syntax error, this crontab file will be ignored)
Apr 18 09:02:05 netnode cron[873]: (*system*quantum-lbaas-agent-netns-cleanup) ERROR (Syntax error, this crontab file will be ignored)
Apr 18 09:02:05 netnode cron[873]: (*system*quantum-l3-agent-netns-cleanup) ERROR (Syntax error, this crontab file will be ignored)

root@netnode:/# find /etc/cron* -name quantum\*
/etc/cron.d/quantum-dhcp-agent-netns-cleanup
/etc/cron.d/quantum-lbaas-agent-netns-cleanup
/etc/cron.d/quantum-l3-agent-netns-cleanup

root@netnode:/# find /etc/cron* -name quantum\* -exec sh -c 'echo "==== {} ===="; cat {}; echo' \;

==== /etc/cron.d/quantum-dhcp-agent-netns-cleanup ====
# Periodically cleans Quantum's network namespaces on behalf of the Quantum
# DHCP agent.
30 * * * * quantum if [ -x /usr/bin/quantum-netns-cleanup ] ; then \
                     /usr/bin/quantum-netns-cleanup \
                    --config-file=/etc/quantum/quantum.conf \
                    --config-file=/etc/quantum/dhcp_agent.ini >/dev/null 2>&1; fi

==== /etc/cron.d/quantum-lbaas-agent-netns-cleanup ====
# Periodically cleans Quantum's network namespaces on behalf of the Quantum
# L3 agent.
0 * * * * quantum if [ -x /usr/bin/quantum-netns-cleanup ] ; then \
                    /usr/bin/quantum-netns-cleanup \
                    --config-file=/etc/quantum/quantum.conf \
                    --config-file=/etc/quantum/lbaas_agent.ini >/dev/null 2>&1; fi

==== /etc/cron.d/quantum-l3-agent-netns-cleanup ====
# Periodically cleans Quantum's network namespaces on behalf of the Quantum
# L3 agent.
0 * * * * quantum if [ -x /usr/bin/quantum-netns-cleanup ] ; then \
                    /usr/bin/quantum-netns-cleanup \
                    --config-file=/etc/quantum/quantum.conf \
                    --config-file=/etc/quantum/l3_agent.ini >/dev/null 2>&1; fi

root@netnode:/# dpkg -S /etc/cron.d/quantum-dhcp-agent-netns-cleanup
quantum-dhcp-agent: /etc/cron.d/quantum-dhcp-agent-netns-cleanup

root@netnode:/# dpkg -S /etc/cron.d/quantum-lbaas-agent-netns-cleanup
quantum-lbaas-agent: /etc/cron.d/quantum-lbaas-agent-netns-cleanup

root@netnode:/# dpkg -S /etc/cron.d/quantum-l3-agent-netns-cleanup
quantum-l3-agent: /etc/cron.d/quantum-l3-agent-netns-cleanup

root@netnode:/# dpkg -l quantum\*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Description
+++-=========================-=========================-==================================================================
un quantum-client <none> (no description available)
ii quantum-common 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - common
ii quantum-dhcp-agent 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - DHCP agent
ii quantum-l3-agent 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - l3 agent
ii quantum-lbaas-agent 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - LBaaS agent
ii quantum-metadata-agent 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - metadata agen
un quantum-plugin <none> (no description available)
ii quantum-plugin-openvswitc 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - Open vSwitch
ii quantum-plugin-openvswitc 1:2013.1-0ubuntu1~cloud0 Quantum is a virtual network service for Openstack - Open vSwitch
un quantum-server <none> (no description available)