dbus-ptest: moved it here from meta-atp.

previous commits messages:
    dbus-ptest: build flags updated disabled asserts and checks

    JIRA: SB-1400

    dbus-ptest: build flags updated disabled asserts to fix bus-test exeuction
    disabled checks to fix  dbus-test execution

    dbus-ptest : bus-test fix test suite installation install-ptest

    JIRA: SB-1400

    dbus-ptest: bus-test fix installation of test-suite under
    install-ptest.Provide all the needed conf files to execute the dbus-ptest.

    Signed-off-by: Shrikant Bobade <Shrikant_Bobade@mentor.com>
Signed-off-by: Fahad Arslan <fahad_arslan@mentor.com>