diff --git a/AUTHORS.rst b/AUTHORS.rst
index 5c530ddfc7bd0e80b6b205483213120f3188132d..4f9e269769ca898e6e6fcdf47a82b103e2133d2d 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -2,7 +2,7 @@
 Credits
 =======
 
-Development Lead
+Development
 ----------------
 
 * S.P. Mohanty <mohanty@aicrowd.com>
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 0a8ea8f70d51e2122f9b79099e13b0e4fe3fc4c3..e7ad21df59c93552484940c8b29774d9d1fee60e 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -88,7 +88,7 @@ Ready to contribute? Here's how to set up `flatland` for local development.
 6. Commit your changes and push your branch to Gitlab::
 
     $ git add .
-    $ git commit -m "Your detailed description of your changes."
+    $ git commit -m "Addresses #<issue-number> Your detailed description of your changes."
     $ git push origin name-of-your-bugfix-or-feature
 
 7. Submit a merge request through the Gitlab repository website.
diff --git a/README.rst b/README.rst
index 50ff2cf0f3b5871cded5f6ee08291f97e12234a2..cb544ba67d63784fb0cbdd90e4c2aed118b96c74 100644
--- a/README.rst
+++ b/README.rst
@@ -24,6 +24,7 @@ Generate Docs
 
           git clone git@gitlab.aicrowd.com:flatland/flatland.git
           cd flatland
+          pip install -r requirements_dev.txt
           make docs
 
 Features
diff --git a/flatland/core/env.py b/flatland/core/env.py
index fccaaa8375fd2d9b5524e585034c43b1435a3bcb..a07a8095575a18eb20eb57a779fb3585dd01cf75 100644
--- a/flatland/core/env.py
+++ b/flatland/core/env.py
@@ -54,6 +54,7 @@ class Environment:
         """
         Performs an environment step with simultaneous execution of actions for
         agents in action_dict.
+
         Returns observations from agents in the environment.
         The returns are dicts mapping from agent_id strings to values.