Split Indices module from Balances (#1404)

* Indices module

* Remove indices stuff from balances

* Rejob node, move Lookup into system.

* Fix up some modules.

* Fix democracy tests

* Fix staking tests

* Fix more tests

* Final test fixes

* Bump runtime versions

* Assets uses compact dispatchers

* Contracts module uses indexed addressing

* Democracy has more compact encoding

* Example now demonstrates compact eencoding

* Sudo uses indexed address

* Upgrade key also uses indexed lookups

* Assets more compact types.

* Fix test

* Rebuild runtime, whitespace

* Remove TOODs

* Remove TODOs

* Add a couple of tests back to balances.

* Update lib.rs

* Update lib.rs

substrate/srml/session/src/lib.rs

@@ -237,7 +237,7 @@ mod tests {
 	use runtime_io::with_externalities;
 	use substrate_primitives::{H256, Blake2Hasher};
 	use primitives::BuildStorage;
-	use primitives::traits::BlakeTwo256;
+	use primitives::traits::{BlakeTwo256, IdentityLookup};
 	use primitives::testing::{Digest, DigestItem, Header, UintAuthorityId, ConvertUintAuthorityId};
 
 	impl_outer_origin!{
@@ -260,6 +260,7 @@ mod tests {
 		type Hashing = BlakeTwo256;
 		type Digest = Digest;
 		type AccountId = u64;
+		type Lookup = IdentityLookup<u64>;
 		type Header = Header;
 		type Event = ();
 		type Log = DigestItem;