msm7x27a-common: disable lpa and readd get_supported_devices

Change-Id: I81da5a3f086c0f451bafcc5dec9dfa3a38fe3fd0

Conflicts:
	rootdir/etc/init.lge.target.sh
mm7x27a-common: use set_perm and not set_metadata for setting permission

Change-Id: Iad9a05e75024c1bc9d42c4f8725aea3a07b6cf5e
msm7x27a-common: audio_policy.conf fixup

Change-Id: I10408a3aa93ecd00f3c834e9ccf0fb380e72dca1
msm7x27a-common: disable strict mode

Change-Id: I35b6758ca07bb09fa776660358e295015ea186ad
start the external sd mounting service