Merge pull request #12304 from amenat/update_docstrings

docs: update docstring of top level module

frappe/__init__.py

@@ -1,8 +1,14 @@
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # MIT License. See license.txt
 """
-globals attached to frappe module
-+ some utility functions that should probably be moved
+Frappe - Low Code Open Source Framework in Python and JS
+
+Frappe, pronounced fra-pay, is a full stack, batteries-included, web
+framework written in Python and Javascript with MariaDB as the database.
+It is the framework which powers ERPNext. It is pretty generic and can
+be used to build database driven apps.
+
+Read the documentation: https://frappeframework.com/docs
 """
 from __future__ import unicode_literals, print_function