Labkey api

I wrote a python script how to retrieve metadata from the LabKey table and described in README file, how to run it with an example.

scripts/labkey_api.md

-In order to connect to the LabKey through API, you will first need to create a file `.netrc` in your home directory:
+> **NOTE**: Include this info in the main doc in the root directory once available
+
+In order to connect to the LabKey through API, you will first need to create a file `.netrc` in your 
+home directory:
 
 ```bash
 touch ${HOME}/.netrc