4.4 bringup for i9100g

* Comment out unsupported selinux policies
* Comment out yet implemented frameworks/base config
* Enable Samsung camcorder mode using wrapper (Reference: http://review.cyanogenmod.org/#/c/53595/)
* Cleanup unused overlay

And also squashed commits of the following:

commit 1c48e936904079dbf85d0be0933ea1a90fedad69
Author: Jiangyi <sam.andrew.jiang@gmail.com>
Date:   Sun Nov 24 14:11:55 2013 -0500

    I9100G: Enable VPx encoder

    Change-Id: I15aecf72f713a50c1019111ebd0f7651fac21d5e

commit 2959f7afe86191ccd250a18fccad4b1fdb1f1912
Author: Steven Luo <steven+github@steven676.net>
Date:   Tue Nov 19 11:37:17 2013 -0500

    I9100G: Mark internal media storage as noemulatedsd

    This fixes ASEC mounting, needed for apps to SD support.

    Change-Id: I01a2a0c5276150bdd34c52afb61002831d61afb0

commit 9f5fc347086a42deb7f9da02360948a6e813c9e4
Author: Jiangyi <sam.andrew.jiang@gmail.com>
Date:   Tue Nov 19 11:33:25 2013 -0500

    I9100G: Fix up storage permissions

    Change-Id: I79c5e338a20851354b4b8bdd82cbaede3324b6ab

commit 9ac3a2cb0ab3ca07594d69319d365a30564f5a53
Author: Jiangyi <sam.andrew.jiang@gmail.com>
Date:   Wed Nov 6 11:35:16 2013 -0500

    I9100G: Update VP8 codec name, enable VP9 decoder

    Change-Id: I40ec8f939b4cc92d04216b567a4b95fc2e0155df

commit ed46d7ce10cbc2be8797422aac26aab5a187fb7e
Author: Jiangyi <sam.andrew.jiang@gmail.com>
Date:   Wed Nov 6 11:30:40 2013 -0500

    I9100G: Update internal storage support

    See: http://source.android.com/devices/tech/storage/config-example.html

    Credits to Steven Luo (steven676) for this.

    Change-Id: I9f369c1e446c578499c997dfaabfcf9e55200ace

commit 8b978b1fb70f396732acc910734338b763872a45
Author: Jiangyi <sam.andrew.jiang@gmail.com>
Date:   Thu Nov 7 11:43:27 2013 -0500

    I9100G: Update Wi-Fi init props

    Props taken from Grouper.

    Change-Id: I49e1b5bd7bb2e695f341084c8ba0d89448240077

Change-Id: Ia7f240c40b4ab186455827055a90d50554956b1e