fix: docs starknet id

www/docs/API/account.md

@@ -263,3 +263,23 @@ The _details_ object may include any of:
 
 - details.**blockIdentifier**
 - details.**nonce**
+
+<hr />
+
+account.**getStarkName**(StarknetIdContract) => _Promise<string | Error>_
+
+Gets starknet.id stark name with the address of the account
+
+The _StarknetIdContract_ argument can be undefined, if it is, the function will automatically use official starknet id contracts of your network (It currently supports TESTNET 1 only).
+
+Returns directly a string (Example: `vitalik.stark`).
+
+<hr />
+
+account.**getAddressFromStarkName**(name, StarknetIdContract) => _Promise<string | Error>_
+
+Gets account address with the starknet id stark name.
+
+The _StarknetIdContract_ argument can be undefined, if it is, the function will automatically use official starknet id contracts of your network (It currently supports TESTNET 1 only).
+
+Returns directly the address in a string (Example: `0xff...34`).