message: Fixed issue 283 where node crashes if type are empty in Abi contract
diff: @@ -100,7 +100,10 @@ namespace eos { namespace types {
  tables.clear();
  for( const auto& td : abi.types )
  + {
  + FC_ASSERT( isType(td.type), "invalid type", ("type",td.type));
  typedefs[td.newTypeName] = td.type;
  + }
  for( const auto& st : abi.structs )
  structs[st.name] = st;
  