TWiDT 4

Closes #35

README.md

@@ -10,9 +10,9 @@ Rustdoc, bindgen, etc. See [our roadmap](roadmaps/README.md) for more details.
 Dev-tools is an umbrella team and covers several teams and working groups
 dedicated to specific tools. See the [org chart](org-chart.md) for details.
 
-Read the [latest dev-tools news](https://github.com/nrc/dev-tools-team/blob/master/twidt/issue-3.md).
+Read the [latest dev-tools news](https://github.com/nrc/dev-tools-team/blob/master/twidt/issue-4.md).
 
-For news as it happens, see the [current tools news issue](https://github.com/nrc/dev-tools-team/issues/35).
+For news as it happens, see the [current tools news issue](https://github.com/nrc/dev-tools-team/issues/37).
 
 ## Links to tools
 

twidt/issue-4.md

@@ -0,0 +1,50 @@
+# These Weeks in Dev-Tools, issue 4
+
+**2018-05-10**
+
+Welcome to the 4th issue of these weeks in dev-tools! We've re-organised the
+teams a little bit and have been working hard towards the 2018 edition release.
+
+These Weeks in Dev-Tools will keep you up to date with all the exciting dev
+tools news. We plan to have a new issue every few weeks. If you have any news
+you'd like us to report, please comment on the [tracking issue](https://github.com/nrc/dev-tools-team/issues/35).
+
+If you're interested in Rust's developer tools and want to contribute or ask
+questions, come chat to us on [Gitter](https://gitter.im/rust-lang/dev-tools).
+
+
+## News
+
+* [Dev tools in 2018](https://ncameron.org/blog/dev-tools-in-2018/) (roadmap and team reogranisation).
+* Announcing [cargo src](https://ncameron.org/blog/announcing-cargo-src-beta/) - a semantic code browser.
+* Announcing [mutagen](https://github.com/llogiq/mutagen) - a mutation testing framework.
+* Report from the [Rust all-hands](https://ncameron.org/blog/rust-all-hands-dev-tools-stuff/).
+* Work on Rustfix is ramping up in preparation for the edition release; call for contribution coming soon.
+* The Clippy working group have performed a lint audit; blog post coming soon.
+* @Xanewok added support for nested diagnostics to the RLS with VSCode, that means proper support for the details in Rust error messages.
+* The [mulitple crate versions](https://rust-lang-nursery.github.io/rust-clippy/master/index.html#multiple_crate_versions) lint has been added to Clippy.
+* Rustfmt is getting a new [CLI](https://github.com/rust-lang-nursery/rustfmt/issues/1976#issuecomment-387963320) and [API](https://github.com/rust-lang-nursery/rustfmt/issues/2639).
+
+## Releases
+
+* [IntelliJ Rust](https://github.com/intellij-rust/intellij-rust), [announcement](https://intellij-rust.github.io/2018/05/03/changelog-73.html)
+* [Rustfmt](https://crates.io/crates/rustfmt-nightly) 0.6.0, [change log](https://github.com/rust-lang-nursery/rustfmt/blob/master/CHANGELOG.md)
+* [vscode Rust](https://marketplace.visualstudio.com/items?itemName=rust-lang.rust) 0.4.2: [changelog](https://github.com/rust-lang-nursery/rls-vscode/blob/master/CHANGELOG.md)
+* [Atom IDE](https://github.com/mehcode/atom-ide-rust#install) - [0.13](https://github.com/mehcode/atom-ide-rust/releases/tag/v0.13.0) - [0.16.2](https://github.com/mehcode/atom-ide-rust/releases/tag/v0.16.2)
+
+
+## RFCs
+
+* [2282](https://github.com/rust-lang/rfcs/pull/2282) - Cargo custom profiles (merged)
+* [2436](https://github.com/rust-lang/rfcs/pull/2436) - Rust formatting guidelines (style guide)
+* [2437](https://github.com/rust-lang/rfcs/pull/2437) - Rustfmt stability
+
+
+## Thanks!
+
+* David Alber has been doing awesome work on Rust's [highfive](https://travis-ci.org/rust-lang-nursery/highfive), including loads of tests. He now has commit access.
+* [Racer](https://github.com/racer-rust/racer) is getting new maintainers - Yuji Kanagawa has stepped up already and more will be coming. Thanks to @jwilm for awesome work on Racer over the past few years.
+
+## Meetings
+
+Find all meeting notes [here](https://github.com/nrc/dev-tools-team/tree/master/minutes), some highlights:

twidt/template.md

@@ -9,7 +9,7 @@ tools news. We plan to have a new issue every few weeks. If you have any news
 you'd like us to report, please comment on the [tracking issue](https://github.com/nrc/dev-tools-team/issues/TODO).
 
 If you're interested in Rust's developer tools and want to contribute or ask
-questions, come chat to us in #[rust-dev-tools](irc://moznet/rust-dev-tools).
+questions, come chat to us on [Gitter](https://gitter.im/rust-lang/dev-tools).
 
 
 ## News