Serde 0.9 (#4508)

* Porting json

* Dapps

* Rpc & Ethstore

* New ethabi

* Last bunch of fixes

* Fixing last test

* Removing build script

* Adding ethcore-ipc-tests back

* Fixing grumbles

* Fixing blockchain tests (inference regression?)

ethstore/src/lib.rs

@@ -14,9 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-#![cfg_attr(feature="nightly", feature(custom_derive, plugin))]
-#![cfg_attr(feature="nightly", plugin(serde_macros))]
-
 extern crate libc;
 extern crate itertools;
 extern crate smallvec;
@@ -37,9 +34,10 @@ extern crate ethcore_util as util;
 
 #[macro_use]
 extern crate log;
-
 #[macro_use]
 extern crate lazy_static;
+#[macro_use]
+extern crate serde_derive;
 
 pub mod dir;
 pub mod ethkey;