Merge remote-tracking branch 'chao/switch-stable'

.github/workflows/pr_build.yml

@@ -37,7 +37,7 @@ on:
   workflow_dispatch:
 
 env:
-  RUST_VERSION: nightly
+  RUST_VERSION: stable
 
 jobs:
   linux-test:

core/rustfmt.toml

@@ -17,11 +17,3 @@
 
 edition = "2021"
 max_width = 100
-
-# The following requires nightly feature:
-#  rustup install nightly
-#  rustup component add rustfmt --toolchain nightly
-#  cargo +nightly fmt
-wrap_comments = true
-comment_width = 100
-imports_granularity = "Crate" # group imports by crate

core/src/common/mod.rs

@@ -35,10 +35,5 @@ trait ValueSetter<T: TypeTrait> {
     fn append_value(&mut self, v: &T::Native);
 }
 
-mod vector;
-
 mod buffer;
 pub use buffer::*;
-
-mod mutable_vector;
-pub use mutable_vector::*;