Read release notes for 0.4.0-M2 on GitHub.
Read release notes for 0.4.0-M1 on GitHub.
Read release notes for 0.3.9 on GitHub.
Read release notes for 0.3.8 on GitHub.
Read release notes for 0.3.7 on GitHub.
Read release notes for 0.3.6 on GitHub.
Read release notes for 0.3.5 on GitHub.
Read release notes for 0.3.4 on GitHub.
Read release notes for 0.3.3 on GitHub.
Read release notes for 0.3.2 on GitHub.
Read release notes for 0.3.1 on GitHub.
Read release notes for 0.3.0 on GitHub.
Read release notes for 0.2.1 on GitHub.
Read release notes for 0.2.0 on GitHub.
Read original announcement on scala-lang.org