Merge pull request #2264 from tgodzik/release-notes-1.5.15

docs: Add release notes for 1.5.15

notes/v1.5.15.md

@@ -0,0 +1,24 @@
+# bloop `v1.5.15`
+
+Bloop v1.5.15 is a bugfix release intended to fix a regression introduced in
+v1.5.14 that made it impossible to run Bloop on JDK 8.
+
+## Installing Bloop
+
+For more details about installing Bloop, please see
+[Bloop's Installation Guide](https://scalacenter.github.io/bloop/setup))
+
+## Merged pull requests
+
+Here's a list of pull requests that were merged:
+
+- Bugfix: revert logback to one still supporting JDK 8 [#2262]
+- Bugfix: Fix the location of downloaded artifacts [#2261]
+
+[#2262]: https://github.com/scalacenter/bloop/pull/2262
+[#2261]: https://github.com/scalacenter/bloop/pull/2261
+
+## Contributors
+
+According to `git shortlog -sn --no-merges v1.5.14..v1.5.15`, the following
+people have contributed to this `v1.5.15` release: Tomasz Godzik.