Merge pull request pypa#1407 from zahlman/fix_virtualenv_description

Fix virtualenv description

Author: willingc

source/key_projects.rst

@@ -333,18 +333,17 @@ it's fast and secure, it's maintained, and it reliably works.
 virtualenv
 ==========
 
-:doc:`Docs <virtualenv:index>` |
+`Docs <https://virtualenv.pypa.io/en/stable/index.html>`__ |
 `Issues <https://github.com/pypa/virtualenv/issues>`__ |
 `GitHub <https://github.com/pypa/virtualenv>`__ |
 `PyPI <https://pypi.org/project/virtualenv/>`__
 
-virtualenv is a tool which uses the command-line path environment
-variable to create isolated Python :term:`Virtual Environments
-<Virtual Environment>`, much as :ref:`venv` does. virtualenv provides
-additional functionality, compared to :ref:`venv`, by supporting Python
-2.7 and by providing convenient features for configuring, maintaining,
-duplicating, and troubleshooting the virtual environments. For more
-information, see the section on :ref:`Creating and using Virtual
+virtualenv is a tool for creating isolated Python :term:`Virtual Environments
+<Virtual Environment>`, like :ref:`venv`. Unlike :ref:`venv`, virtualenv can
+create virtual environments for other versions of Python, which it locates
+using the PATH environment variable. It also provides convenient features for
+configuring, maintaining, duplicating, and troubleshooting virtual environments.
+For more information, see the section on :ref:`Creating and using Virtual
 Environments`.