Summary:
Removed old encoder.
Changed namespace from bolt to communication::bolt.
Removed old include from new encoder.
Added an empty message success to encoder.
Changed order in communication::Server.
Changed bolt session to use new encoder.
Merge remote-tracking branch 'origin/dev' into mg_hardcoded_queries
Fixed PrintRecordStream.
Reviewers: buda, dgleich
Reviewed By: buda
Subscribers: pullbot
Differential Revision: https://phabricator.memgraph.io/D158
