runtime-storage macro (#86)

* initial draft of the macro

* traits for all storage types

* test for list wrapper

* map API

* move generator to runtime-support

* specialize traits further for runtime storage

* restore storage vec for unhashed

Author: rphmeier

substrate/runtime-support/src/lib.rs

@@ -20,9 +20,12 @@
 
 extern crate substrate_runtime_std as rstd;
 extern crate substrate_runtime_io as runtime_io;
-extern crate substrate_codec as codec;
 extern crate substrate_primitives as primitives;
 
+#[doc(hidden)]
+pub extern crate substrate_codec as codec;
+pub use self::storage::generator::Storage as GenericStorage;
+
 pub mod storage;
 mod hashable;