[modem-manager][1.6x] logind Apparmor denials in syslog

The latest version of modem-manager released to stable (1.6.2-3, r39) triggers a few new apparmor denials both related to logind's DBus interface. This was seen on a Dell IoT gateway (see below for snap listing):

Mar 17 22:56:30 HGPLB02 kernel: [ 37.364190] audit: type=1107 audit(1489791390.547:90): pid=1266 uid=100 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/login1" interface="org.freedesktop.login1.Manager" member="Inhibit" mask="send" name=":1.1" pid=1495 label="snap.modem-manager.modemmanager" peer_pid=1305 peer_label="unconfined"

Mar 17 23:01:25 HGPLB02 kernel: [ 332.876608] audit: type=1107 audit(1489791685.888:191): pid=1266 uid=100 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/login1" interface="org.freedesktop.login1.Manager" member="SessionNew" name=":1.1" mask="receive" pid=1495 label="snap.modem-manager.modemmanager" peer_pid=1305 peer_label="unconfined"
Mar 17 23:12:22 HGPLB02 kernel: [ 990.378395] audit: type=1107 audit(1489792342.724:192): pid=1266 uid=100 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/login1" interface="org.freedesktop.login1.Manager" member="SessionNew" name=":1.1" mask="receive" pid=1495 label="snap.modem-manager.modemmanager" peer_pid=1305 peer_label="unconfined"
Mar 17 23:12:23 HGPLB02 kernel: [ 991.398552] audit: type=1107 audit(1489792343.744:193): pid=1266 uid=100 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/login1" interface="org.freedesktop.login1.Manager" member="SessionRemoved" name=":1.1" mask="receive" pid=1495 label="snap.modem-manager.modemmanager" peer_pid=1305 peer_label="unconfined"

admin@HGPLB02:~$ snap list
Name Version Rev Developer Notes
alsa-utils 1.1.2-5 68 canonical -
bluez 5.37-2 15 canonical -
caracalla 16.04-1.17 22 canonical -
caracalla-kernel 4.4.0 27 canonical -
core 16-2 1441 canonical -
locationd 3.0.0+16.10.20160616-0ubuntu1 67 canonical -
modem-manager 1.6.2-3 39 canonical -
network-manager 1.2.2-11 115 canonical -
snapweb 0.21.2 24 canonical -
tpm2 1.0-4 18 canonical -
udisks2 2.1.7-7 60 canonical -
uefi-fw-tools 1.2.1-0.7.2+git 3 canonical -
wifi-ap 13 93 canonical -