docs: update readme.md description
@@ -116,7 +116,7 @@ Modify the demo code in ./demo:
+---include | Header files for application to include
+---lib | Lib files for application to link with
+---sdk | SDK source
-| +---third-party | Three party libraries
+| +---third-party | Third party libraries
| +---include | Header files for SDK internal use
| +---protocol | Blockchain client protocol implementation
| +---rlp | RLP encoder
