Remove unused feature(need_allocator).

Centril · Centril · commit 639e452c5f0a · 2019-05-04T04:20:55.000+02:00
diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
@@ -87,7 +87,6 @@
 #![feature(fundamental)]
 #![feature(lang_items)]
 #![feature(libc)]
-#![feature(needs_allocator)]
 #![feature(nll)]
 #![feature(optin_builtin_traits)]
 #![feature(pattern)]
