Merge pull request #35 from bboozzoo/bboozzoo/update-2.71

snapd: update to 2.71, add image-garden support

Author: bboozzoo

.gitignore

@@ -1,2 +1,2 @@
-/snapd_2.70.no-vendor.tar.xz
-/snapd_2.70.only-vendor.tar.xz
+/snapd_2.71.no-vendor.tar.xz
+/snapd_2.71.only-vendor.tar.xz

.image-garden.mk

@@ -0,0 +1,6 @@
+define AMAZONLINUX_CLOUD_INIT_USER_DATA_TEMPLATE
+$(CLOUD_INIT_USER_DATA_TEMPLATE)
+endef
+
+# include local overrides if present
+-include $(GARDEN_PROJECT_DIR)/.image-garden.local.mk