root: Update wlan config for p2p/wifi direct

Change-Id: If9e960e4e9259b08e4e066c27701bc39a27067e7
proprietary-files: Remove hostapd_default.conf

Change-Id: Id502088ee8bfd206ac3cac5a15905dc310bffadf
Move TARGET_DISPLAY_INSECURE_MM_HEAP to qcom-common

Change-Id: Ic4d41811237635aa82825258fff4ba00c3beac73
Merge branch 'cm-10.2' into martincz