Remove unstable feature attrs

Author: kornelski

imageflow_core/src/lib.rs

@@ -1,9 +1,3 @@
-#![feature(concat_idents)]
-#![feature(oom)]
-#![feature(proc_macro)]
-#![feature(as_c_str)]
-#![feature(core_intrinsics)]
-#![feature(fn_must_use)]
 
 
 // intellij-rust flags this anyway

imageflow_riapi/src/lib.rs

@@ -1,4 +1,3 @@
-#![feature(option_filter)]
 
 #[macro_use] extern crate macro_attr;
 #[macro_use] extern crate enum_derive;

imageflow_server/src/lib.rs

@@ -1,4 +1,3 @@
-#![feature(proc_macro)]
 
 extern crate iron;
 extern crate persistent;

imageflow_server/tests/test_ir4.rs

@@ -1,12 +1,10 @@
-#![feature(slice_concat_ext)]
 
 extern crate imageflow_helpers;
 extern crate imageflow_core as fc;
 extern crate imageflow_types as s;
 use imageflow_helpers::preludes::from_std::*;
 extern crate hyper;
 
-use std::slice::SliceConcatExt;
 
 extern crate wait_timeout;
 use wait_timeout::ChildExt;

imageflow_tool/src/lib.rs

@@ -1,4 +1,3 @@
-#![feature(slice_concat_ext)]
 
 
 extern crate clap;

imageflow_tool/src/self_test.rs

@@ -1,7 +1,6 @@
 extern crate std;
 extern crate imageflow_core;
 use self::imageflow_core::for_other_imageflow_crates::preludes::default::*;
-use std::slice::SliceConcatExt;
 
 //extern crate imageflow_helpers;
 

imageflow_types/src/lib.rs

@@ -26,7 +26,6 @@
 //!  2. Lowercase first character of string
 //!  3. Delete all underscores from string
 
-#![feature(proc_macro)]
 
 pub mod build_env_info;
 pub mod version;