Update RLS and Rustfmt

Nick Cameron · Nick Cameron · commit 6457241133b2 · 2018-05-02T10:20:49.000+12:00
diff --git a/src/Cargo.lock b/src/Cargo.lock
diff --git a/src/tools/rls b/src/tools/rls
@@ -1 +1 @@
-Subproject commit 9144e223a5b90e078366275ff3dcdd406e62eae3
+Subproject commit 99796f6a6592b4d897719a1736ec580c96f5441a
diff --git a/src/tools/rustfmt b/src/tools/rustfmt
@@ -1 +1 @@
-Subproject commit 0f4ed08d0e3d180d66e46904126c3792f57668a9
+Subproject commit d8982e5efe8fda1d6f64e88a67da2f05b6af225e
