packages: Add mendel-distro-info-data and software-properties-common

Change-Id: I6de100572fc92cca2304584e28a2393c13a748c4
diff --git a/packages.mk b/packages.mk
index 13ea082..375c51d 100644
--- a/packages.mk
+++ b/packages.mk
@@ -119,6 +119,7 @@
 $(eval $(call make-pbuilder-package-target,aiy-board-tweaks,packages/aiy-board-tweaks))
 $(eval $(call make-pbuilder-package-target,base-files,packages/base-files))
 $(eval $(call make-pbuilder-package-target,edgetpu-api,packages/edgetpu-api,,,binary))
+$(eval $(call make-pbuilder-package-target,mendel-distro-info-data,packages/mendel-distro-info-data))
 
 include $(ROOTDIR)/board/packages.mk
 
diff --git a/preamble.mk b/preamble.mk
index ea211a1..b223373 100644
--- a/preamble.mk
+++ b/preamble.mk
@@ -130,6 +130,7 @@
 	tasksel \
 	telnet \
 	traceroute \
+	unattended-upgrades \
 	unzip \
 	v4l-utils \
 	vim \
diff --git a/rootfs.mk b/rootfs.mk
index dcf0aba..632f1bf 100644
--- a/rootfs.mk
+++ b/rootfs.mk
@@ -33,6 +33,7 @@
 	bluez \
 	libbluetooth3 \
 	linux-image-4.9.51-aiy \
+	mendel-distro-info-data \
 	uboot-imx
 
 GUI_PACKAGES := \