readme improvements

Author: peter simpson

README.md

@@ -4,7 +4,7 @@ CLIdat is a tool for inspecting Data from Codat.
 
 The Command Line Interface itself is written with [Click](https://github.com/pallets/click),
 whilst the output of the different commands is passed to
-a TUI from the [Pyfx](https://github.com/cielong/pyfx) package.
+a TUI from the [Textual](https://github.com/Textualize/textual) package.
 
 I work in support at Codat, and have built this tool as a personal project
 to help with my day-job. This isn't an officially 
@@ -18,17 +18,18 @@ it inside a [virtual environment](https://docs.python.org/3/library/venv.html)
 ```console
 (venv) user@host:~$ pip install clidat
 ```
-This software will only work on MacOS or Linux. Cygwin and WSL do not yield good results, either.  
+Thanks to Textual, this software is cross-platform and
+should work well on Windows, Linux and MacOS. 
 
 ## Quick Start
 
 ```console
 (venv) user@host:~$ clidat auth
 Your Codat API Key:
 
-(venv) user@host:~$ clidat get-companies
+(venv) user@host:~$ clidat get-suppliers -id 2e14de3b-e2cf-4745-af24-a9a082b4c466
 ```
-![Clidat Get Companies](./clidat_get_companies_image.png)
+![Clidat Get Companies](./clidat_get_suppliers_image.png)
 
 
 ## Docs
@@ -52,8 +53,10 @@ flag  onto the end of the command, for example:
 Options:
   --payment TEXT          [required]
   -id, --company-id TEXT  [required]
+  -j, --json              View plain JSON response
   --help                  Show this message and exit.
 
 
+
 ```