Fix Staking Accuracy issues. (#2180)

* Nasty patch for election

* cleanup

* a few more comments.

* minor fixes

* Improve comment

substrate/node/runtime/src/lib.rs

@@ -60,7 +60,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	impl_name: create_runtime_str!("substrate-node"),
 	authoring_version: 10,
 	spec_version: 56,
-	impl_version: 58,
+	impl_version: 59,
 	apis: RUNTIME_API_VERSIONS,
 };