Revert "the cargo feature: edition 2018 is stabilized in current nightly"

oli-obk · oli-obk · commit 1128505fdd7f · 2018-09-10T16:02:17.000+02:00
This reverts commit 404a09d.
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,3 +1,5 @@
+cargo-features = ["edition"]
+
 [package]
 name = "clippy"
 version = "0.0.212"
diff --git a/clippy_lints/Cargo.toml b/clippy_lints/Cargo.toml
@@ -1,3 +1,5 @@
+cargo-features = ["edition"]
+
 [package]
 name = "clippy_lints"
 # begin automatic update
diff --git a/rustc_tools_util/Cargo.toml b/rustc_tools_util/Cargo.toml
@@ -1,3 +1,5 @@
+cargo-features = ["edition"]
+
 [package]
 name = "rustc_tools_util"
 version = "0.1.0"
