a5: Build the NFC HAL from source

Change-Id: I0223065b1899a1a4d77568926659822ccd8ad47d
a5: Update NFC config files

Change-Id: I3dddc5e8cf92a50f4e6cce2dc8a9f5cff2ddffb8
a5: Remove stale keylayout annotations

Change-Id: I73c036d4073c86a8f291a6403a0df2ea05ccca51
a5: Remove unused files and add back intrusive battery led
a5: remove qrngd and qrngp

Change-Id: I5adbdf648a8bf0f8aedf1023391c2dc00ce84258
a5: update fstab

* add recoveryonly to boot, misc and recovery partitions

Change-Id: If65901bf000429674955513464e9c2c0d22b5a5