In particular, this means that AgenDAV pruning does not work! If
a user with default preferences is deleted, we don't notice.
+
+* mailshears --help crashes before doing what it should just do:
+
+ $ mailshears --help
+ ERROR: prune mode takes no additional arguments.
+
+* The "pretend mode" output is missing the destination information:
+
+ # mailshears mv "test1@example.com" "test2@example.com"
+ mailshears, 2020-01-30 14:40:09 -0500 (Plugin: MvPlugin)
+ --------------------------------------------------------
+ AgendavMv - Would move user test1@example.com (User not found) to .
+ DavicalMv - Would move user test1@example.com (User not found) to .
+ DovecotMv - Would move user test1@example.com (/var/spool/mail/vhosts/example.com/test1) to .
+ PostfixadminMv - Would move user test1@example.com to .
+ RoundcubeMv - Would move user test1@example.com (User not found) to .