Set version to 0.13-RC4

Set version to 0.13-RC3

Version 0.13-RC2

Restructure akka-streams to fs2 DSL to prevent dropping Mat value (#74)

Fix #54

Gitignore metals.sbt

Upgrade dependencies to latest release versions

Stepping toward our proper 2.13-supporting release

Prepare 0.10-M2 release

Set release version to 0.10-M2

Set release version to 0.10-M1

Merge branch 'master' into r-0.9