The following changes were made:

* Added URL, REPO, and BRIEF to Makefile
  * Modified passwd with default shell of /bin/sh for root

SRC/snap-base/passwd

@@ -1,4 +1,4 @@
-root:x:0:0:root:/root:/bin/bash
+root:x:0:0:root:/root:/bin/sh
 bin:x:1:1:bin:/dev/null:/bin/false
 daemon:x:6:6:Daemon User:/dev/null:/bin/false
 messagebus:x:18:18:D-Bus Message Daemon User:/var/run/dbus:/bin/false