Speck: Remove i128_type feature

KamilaBorowska · KamilaBorowska · commit 18a84d4aa364 · 2019-02-23T13:34:47.000Z
This feature is now stable, making the feature unnecessary and
preventing from using speck library on stable.
diff --git a/speck/src/lib.rs b/speck/src/lib.rs
@@ -3,7 +3,6 @@
 //! SPECK is a really simple block cipher designed by the NSA. It is famous for its simple
 //! structure and code size, which can fit in just a couple of lines, while still preserving
 //! security.
-#![feature(i128_type)]
 #![no_std]
 #![forbid(unsafe_code)]
 
