Hide warnings which require bumping Rust compiler version

src/dir_entry.rs

@@ -1,5 +1,5 @@
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-use alloc::{string::String, vec::Vec};
+use alloc::string::String;
 use core::char;
 use core::iter::FromIterator;
 use core::{fmt, str};

src/lib.rs

@@ -58,6 +58,12 @@
 #![cfg_attr(all(not(feature = "std"), feature = "alloc"), feature(alloc))]
 // Disable warnings to not clutter code with cfg too much
 #![cfg_attr(not(feature = "alloc"), allow(dead_code, unused_imports))]
+// Inclusive ranges requires Rust 1.26.0
+#![allow(ellipsis_inclusive_range_patterns)]
+// `dyn` syntax requires Rust 1.27.0
+#![allow(bare_trait_objects)]
+// `alloc` compiler feature is needed in Rust before 1.36
+#![cfg_attr(all(not(feature = "std"), feature = "alloc"), allow(stable_features))]
 
 extern crate byteorder;