remove feature gate

japaric · japaric · commit 720492469f01 · 2018-09-11T13:52:15.000+02:00
diff --git a/src/lib.rs b/src/lib.rs
@@ -30,7 +30,6 @@
 
 #![deny(missing_docs)]
 #![deny(warnings)]
-#![feature(panic_handler)]
 #![no_std]
 
 #[macro_use]
