Clean up features page

* Do not list nox tasks here, use nox -l
* Fix grammar mistakes and typos

Author: ArBridgeman

doc/user_guide/features/index.rst

@@ -12,31 +12,23 @@ Features
 Uniform Project Layout
 ----------------------
 
-PTB expects a default project layout following "convention over configuration" when possible and reasonable.
-See the cookie-cutter project template for details, which is part of the python-toolbox workspace and can be found in directory `project-template`.
-You can also generate a project from the template to explore the default structure.
+The PTB expects a default project layout following "convention over configuration" wherever possible and reasonable.
+See the cookie-cutter project template, which can be found in directory `project-template`, for more details.
 For more details on this, please check out section :ref:`Getting Started` section.
 
 Nox
 ---
 
 The most central tool when interacting with the toolbox is :code:`nox`, which is the task runner used across all of Exasol's Python-based projects.
-The toolbox itself provides various standard tasks and a plugin mechanism to extend these tasks if needed. For more information regarding nox, please visit the `nox homepage <https://nox.thea.codes/en/stable/>`_.
+The toolbox itself provides various standard tasks and a plugin mechanism to extend these tasks as needed. For more information regarding nox, please visit the `nox homepage <https://nox.thea.codes/en/stable/>`_.
 
 Central files in regards to nox and the toolbox are:
 
-- noxfile.py: Standard nox configuration/setup file
-- noxconfig.py: Exasol-specific file containing additional information needed by the standard tasks of the toolbox
+- `noxfile.py`: Standard nox configuration/setup file
+- `noxconfig.py`: Exasol-specific file containing additional information needed by the standard tasks of the toolbox
 
 Important Nox Commands
 ^^^^^^^^^^^^^^^^^^^^^^
 
-* :code:`nox -l` shows a list of all available nox tasks
-* :code:`nox -s <tasks>` run the specified task(s)
-    * :code:`nox -s test:typing` runs the type checker on the project
-    * :code:`nox -s docs:clean docs:build docs:open`
-        #. first task removes the documentation folder
-        #. second one builds the documentation
-        #. last one opens the documentation in the web browser
-* :code:`nox` without :code:`-s` runs the default task which is
-    * :code:`nox -s project:fix` this command runs automated fixes on the code
+* :code:`nox -l` shows a list of all available nox sessions
+* :code:`nox -s <session>` run the specified session(s)