Some progress has been made for the ewasm target

Signed-off-by: Sean Young <sean@mess.org>

docs/status.rst

@@ -51,8 +51,8 @@ Please use the latest master version of burrow, as ewasm support is still maturi
 
 Some language features have not been fully implemnented yet on ewasm:
 
-- The built in function ``abi.encode()``, ``abi.encodeWithSelector()``, ``abi.encodeWithSignature()``, and ``abi.encodePacked()``
-- Contract storage variables types ``string`` and ``bytes`` are not implemented
+- The built in function ``abi.encodePacked()``
+- Contract storage variables types ``string``, ``bytes`` and function types are not implemented
 
 Hyperledger Sawtooth
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