add base_url setting to README

README.rst

@@ -3,6 +3,10 @@ rana-cli
 
 Command line interface to `rana <https://github.com/lnyaa/rana/>`_.
 
+This is a fork of the wakatime CLI tool for use with rana.
+
+Rana is not affiliated with WakaTime.
+
 Go to http://gitdab.com/lavatech to install the plugin for your text editor or IDE.
 
 
@@ -35,6 +39,8 @@ Some more usage information is available in the `FAQ <https://wakatime.com/faq>`
 Configuring
 -----------
 
+`The only modification from a original config file is the api_key field`
+
 Options can be passed via command line, or set in the ``$WAKATIME_HOME/.wakatime.cfg``
 config file. Command line arguments take precedence over config file settings.
 The ``$WAKATIME_HOME/.wakatime.cfg`` file is in `INI <http://en.wikipedia.org/wiki/INI_file>`_
@@ -43,6 +49,7 @@ format. An example config file with all available options::
     [settings]
     debug = false
     api_key = your-api-key
+    base_url = https://your-rana-instance.com
     hide_file_names = false
     hide_project_names = false
     exclude =