Merge branch 'gettingstarteddocs41' of gitlab.aicrowd.com:flatland/flatland...

Merge branch 'gettingstarteddocs41' of gitlab.aicrowd.com:flatland/flatland into gettingstarteddocs41

docs/gettingstarted.rst

@@ -7,8 +7,25 @@ Overview
 
 Following are three short tutorials to help new users get acquainted with how to create RailEnvs, how to train simple DQN agents on them, and how to customize them.
 
-To use flatland in a project::
+To use flatland in a project:
 
-.. code-block:: Python
+.. code-block:: python
 
     import flatland
+
+
+Part 1 : Basic Usage
+--------------
+
+
+
+Part 2 : Training a Simple DQN Agent
+--------------
+
+
+
+Part 3 : Customizing Observations and Level Generators
+--------------
+
+
+