Cleanup output from Gradle builds done in services

Cleanup output from Gradle builds done in services

This change cleans up the build output from android service samples
 - easy-setup
 - notification
 - resource-container
 - resource-encapsulation

Change-Id: I942e365fd787387a30d6358f4586b9caa98fbeda
Signed-off-by: George Nash <george.nash@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/14467
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Larry Sachs <larry.j.sachs@intel.com>
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Reviewed-by: Rick Bell <richard.s.bell@intel.com>