Remove unused overlay

Change-Id: I5e378bc0bfa252924817c7d1a1c5cfd15a908bef
Remove network modes

Change-Id: Ie52d586ad7fa0b2375a4a7217a4674ee21723780
Signed-off-by: anerikg <anerikgames@gmail.com>

Conflicts:
	overlay/packages/services/Telephony/res/values/network_modes.xml
DSP: Make it compatible with omnis dsp
comment out this config used for multisim
	modified:   overlay/frameworks/base/core/res/res/values/config.xml
BoardConfig: use my kernels defconfig

Signed-off-by: anerikg <anerikgames@gmail.com>