Add a template for release announcements

And a script to find all the folks who contributed to the release.

Author: fitzgen

releases/friends.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -eu
+set -o pipefail
+
+cd $(dirname $0)
+
+if [[ -z "${1+x}" ]]; then
+    read -p "List friends since which commit/tag? " since
+    echo
+else
+    since=$1
+fi
+
+git shortlog -s -n "$since.." \
+    | cut -f 2- \
+    | sort -u \
+    | grep -v bors\-servo \
+    | xargs -I{} echo "- {}"

releases/release-announcement-template.md

@@ -0,0 +1,61 @@
+# Announcing `bindgen` $TODO_VERSION
+
+`bindgen` automatically generates Rust FFI bindings to C and C++ libraries.
+
+* [GitHub][]
+* [crates.io][]
+
+Upgrade to this release by updating your `Cargo.toml`:
+
+```toml
+bindgen = "$TODO_VERSION"
+```
+
+## Changelog
+
+### Added
+
+* TODO (or remove section if none)
+
+### Changed
+
+* TODO (or remove section if none)
+
+### Deprecated
+
+* TODO (or remove section if none)
+
+### Removed
+
+* TODO (or remove section if none)
+
+### Fixed
+
+* TODO (or remove section if none)
+
+### Security
+
+* TODO (or remove section if none)
+
+
+## Friends
+
+Thanks to everyone who contributed to this release!
+
+<insert the output of friends.sh here>
+
+## Contributing
+
+Want to join us? Check out our [CONTRIBUTING.md][contributing] and take a look
+at some of these issues:
+
+* [Issues labeled "easy"][easy]
+* [Issues labeled "less easy"][less-easy]
+* Still can't find something to work on? [Drop a comment here][looking]
+
+[GitHub]: https://github.com/rust-lang-nursery/rust-bindgen
+[crates.io]: https://crates.io/crates/bindgen
+[contributing]: https://github.com/rust-lang-nursery/rust-bindgen/blob/master/CONTRIBUTING.md
+[easy]: https://github.com/rust-lang-nursery/rust-bindgen/issues?q=is%3Aopen+is%3Aissue+label%3AE-easy
+[less-easy]: https://github.com/rust-lang-nursery/rust-bindgen/issues?q=is%3Aopen+is%3Aissue+label%3AE-less-easy
+[looking]: https://github.com/rust-lang-nursery/rust-bindgen/issues/747