[IOT-1532] added GroupAclManager for managing group between acl

[IOT-1532] added GroupAclManager for managing group between acl

Change-Id: I5d99b4fbfcd0e3464411754919356326a75def3c
Signed-off-by: Minji Park <minjii.park@samsung.com>
Signed-off-by: Jung Seungho <shonest.jung@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/13579
Reviewed-by: Yeonghun Nam <yeonghun.nam@samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Jee Hyeok Kim <jihyeok13.kim@samsung.com>
(cherry picked from commit 35f6b5689995e5143ef7cbc1bace9688dd07d9a9)
Reviewed-on: https://gerrit.iotivity.org/gerrit/14551
Reviewed-by: Uze Choi <uzchoi@samsung.com>