fix for latest substrate crate renaming (#641)

* rename crates as appropriate

* Rename to use master - easy to revert, but shows it's working

* Bump runtime version

* Bump version

* Bump Substrate again

polkadot/primitives/src/parachain.rs

@@ -483,7 +483,7 @@ pub struct Status {
 	pub fee_schedule: FeeSchedule,
 }
 
-sr_api::decl_runtime_apis! {
+sp_api::decl_runtime_apis! {
 	/// The API for querying the state of parachains on-chain.
 	pub trait ParachainHost {
 		/// Get the current validators.
@@ -507,7 +507,7 @@ sr_api::decl_runtime_apis! {
 
 /// Runtime ID module.
 pub mod id {
-	use sr_version::ApiId;
+	use sp_version::ApiId;
 
 	/// Parachain host runtime API id.
 	pub const PARACHAIN_HOST: ApiId = *b"parahost";