feat(de): Remove dependency on the num crate.

serde_macros/Cargo.toml

@@ -21,9 +21,8 @@ serde_codegen = { version = "^0.6.14", path = "../serde_codegen", default-featur
 
 [dev-dependencies]
 compiletest_rs = "^0.0.11"
-num = "^0.1.27"
 rustc-serialize = "^0.3.16"
-serde = { version = "^0.6.14", path = "../serde", features = ["num-impls"] }
+serde = { version = "^0.6.14", path = "../serde" }
 
 [[test]]
 name = "test"

serde_macros/benches/bench.rs

@@ -2,7 +2,6 @@
 #![cfg_attr(feature = "clippy", plugin(clippy))]
 #![plugin(serde_macros)]
 
-extern crate num;
 extern crate rustc_serialize;
 extern crate serde;
 extern crate test;

serde_macros/tests/test.rs

@@ -1,7 +1,6 @@
 #![feature(test, custom_attribute, custom_derive, plugin)]
 #![plugin(serde_macros)]
 
-extern crate num;
 extern crate serde;
 extern crate test;