Update README with note on new replacement tool

Added a note about a new replacement tool and updated the introduction.

Author: thorwhalen

README.md

@@ -1,9 +1,11 @@
+**Note: A new, lighterweight, more modern replacement: [ho](https://github.com/i2mint/ho)**
+
+# (Http) Requests for humans
+
 [Documentation here](https://i2mint.github.io/http2py/)
 
 `the_one_where_we_have_an_http_service_that_we_want_call_through_normal_looking_python_functions`
 
-# (Http) Requests for humans
-
 Tools to create python binders to http web services.
 Here, we develop python data access to web content through http request such as web services or web pages.