Bluetooth: Update user group for smd channels

This patch updates the user group of smd channels to net_bt_stack.
Without this change, it was not possible for non root user to open
the smd channels resulting in Bluetooth not getting turned on.

Change-Id: I20a53c11a0ed4baba21f16243bde7d18a89adfc2
CRs-Fixed: 506011
common:Add prima_wlan into to PRODUCT_PACKAGES

Add prima_wlan into to PRODUCT_PACKAGES. This change is needed to
build wlan driver for User variant builds

Change-Id: If7e9b4f0e3a2cd92ef390f9f6e5cb472457982ad
CRs-Fixed: 509116
Merge "common:Add prima_wlan into to PRODUCT_PACKAGES"
Merge "Bluetooth: Update user group for smd channels"
Screen brightness is not changing automatically after enabling option.

Check Automatic Brightness option from Settings->Display->Brightness
and press OK. Screen brightness should be changed automatically as
per light conditions.

CRs-fixed: 464488

Change-Id: I89842103f7f1fc9de25df8c90e4e1c584854f92d
Merge "Screen brightness is not changing automatically after enabling option."
wcnss: Force calibration during factory testing

Optional feature to force calibration during factory testing.

Change-Id: I81fc6c59894b6846e1313de0709ca57261515d62
CRs-Fixed: 518702
Merge "wcnss: Force calibration during factory testing"
fix CTS issue :  testDataMediaSane

Changing the permission of /data/media from 775 to 770

Change-Id: Ib45f880f1e71c0636a352922b78f44fdca83e6cd
Merge "fix CTS issue :  testDataMediaSane"