5 random fixes (#2) (#623)

* Tabs instead of spaces.

* Remove double spaces.

* Add spaces between ID and the following {

* Update to nightly 2018-08-27

* Align wat code properly

substrate/demo/cli/src/error.rs

@@ -25,5 +25,5 @@ error_chain! {
 	}
 	links {
 		Client(client::error::Error, client::error::ErrorKind) #[doc="Client error"];
-    }
+	}
 }

substrate/demo/cli/src/lib.rs

@@ -95,7 +95,7 @@ impl extrinsic_pool::ChainApi for Pool {
 		unimplemented!()
 	}
 
-	fn ready(&self) -> Self::Ready {  }
+	fn ready(&self) -> Self::Ready { }
 
 	fn is_ready(&self, _at: &BlockId, _ready: &mut Self::Ready, _xt: &VerifiedFor<Self>) -> Readiness {
 		unimplemented!()