Merge branch 'emblem/secure_stream' into emblem/data_collection_stream_cipher
Merge branch 'emblem/secure_stream' into emblem/data_collection_stream_cipher
Merge remote-tracking branch 'origin/emblem/data_collection_local_testing' into emblem/data_collection_stream_cipher
Use EncryptedOutputStream to write call metrics data
Merge branch 'emblem/data_collection_stream_cipher' into call_metrics
merge stream encryption
clean up call quality sendData