hammerhead: initial sensor bring up

add sensor service and make related directories

About irsc_util, cherry-pick the following CL:

commit e39a04c2f6ffb6eb2d873ab0eb303662aeae37be
Author: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
Date:   Mon Jan 7 12:10:14 2013 -0700

    common: init: Execute IRSC utility during initialization

    IPC Router Security Configuration(IRSC) util is used to configure
    the IPC Router with security rules for QMI services. Execute the
    IRSC util during the system initialization.

    CRs-Fixed: 437683
    Change-Id: I7c4d93580a234b81333aee340ffbfb90b3a69bae

Change-Id: I1d3d4575b549d44bfd786317cf2ac37eed7b9640
1 file changed