databases.xml roles
Merge branch 'master' of https://github.com/tarantool/tarantool
Merge branch 'master' of https://github.com/tarantool/tarantool
stored-procedures.xml fiber update
Merge branch 'master' of https://github.com/tarantool/tarantool
Merge branch 'master' of https://github.com/tarantool/tarantool
Mention role.exists, func.exists, go driver. Correction re URI.