Add rpc_methods (#1397)

* Add rpc_methods

* Adjust interface tests

* Add account_nextIndex & contracts_call, filter

* Rework AbstractArray includes with some

* Adjust tests

* Ordering

* Correct definitions (pull in from methods)

* Be agressive on filtering, regardless of isOptional

* async/await in filterRpcMethods

* map Text[] -> string[]

* Correct naming for account_nextIndex

* Remove/don't remove rpc_methods as applicable

* Cleanup method handling errors

packages/rpc-provider/src/coder/index.ts

@@ -56,8 +56,6 @@ export default class RpcCoder {
         ? ''
         : ' (' + `${data}`.substr(0, 10) + ')';
 
-      console.error(`${code}: ${message}${_data}`);
-
       throw new Error(`${code}: ${message}${_data}`);
     }
   }