[Merge] ~vicamo/avila-private/+git/platform_frameworks_av:bug-1619107/media-service-for-32-bit-codecs into ~avila-private-team/avila-private/+git/platform_frameworks_av:ubuntu

[Alfonso Sanchez-Beato]

After merging https://code.launchpad.net/~vicamo/avila-private/+git/platform_build/+merge/311807 usage of BOARD_UBUNTU_ARCH has to change (now it will always have a value).
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https://code.launchpad.net/~vicamo/avila-private/+git/platform_frameworks_av/+merge/308820
Your team Ubuntu Phablet Team is requested to review the proposed merge of ~vicamo/avila-private/+git/platform_frameworks_av:bug-1619107/media-service-for-32-bit-codecs into ~avila-private-team/avila-private/+git/platform_frameworks_av:ubuntu.