Use BLAKE2b for hashing

See merge request akwizgran/briar!667

Don't make Bluetooth connections when configured not to

Closes #1001

See merge request akwizgran/briar!663

Factor shared Bluetooth code into superclass

Closes #831

See merge request akwizgran/briar!662

Use a versioned format for encoding authors

See merge request akwizgran/briar!661

Add denormalised state column to messageMetadata table

Closes #1092

See merge request akwizgran/briar!654

Avoid unnecessary DB queries when starting clients

Closes #1145

See merge request akwizgran/briar!660

Prefer project modules over prebuilt dependencies

See merge request akwizgran/briar!666

Upgrade Tor to 0.2.9.14, GeoIP to 2017-11-06

Closes #1132

See merge request akwizgran/briar!653

send message on ctrl + enter

Closes #1129

See merge request akwizgran/briar!649

Database performance tests

See merge request akwizgran/briar!652

Fix test expectations

See merge request !651