minor #8779 Remove git project setup (weaverryan)

This PR was squashed before being merged into the 4.0 branch (closes #8779).

Discussion
----------

Remove git project setup

Commits
-------

770932f removing bad link
b6cdb0a removing a now-tiny article about git setup

Author: weaverryan

_build/redirection_map

@@ -287,9 +287,10 @@
 /cookbook/web_services/php_soap_extension /controller/soap_web_service
 /cookbook/workflow/homestead /setup/homestead
 /cookbook/workflow/index /setup
-/cookbook/workflow/new_project_git /setup/new_project_git
-/cookbook/workflow/new_project_svn /setup/new_project_git
-/setup/new_project_svn /setup/new_project_git
+/cookbook/workflow/new_project_git /setup
+/cookbook/workflow/new_project_svn /setup
+/setup/new_project_git /setup
+/setup/new_project_svn /setup
 /components/asset/index /components/asset
 /components/asset/introduction /components/asset
 /components/browser_kit/index /components/browser_kit

page_creation.rst

@@ -122,6 +122,8 @@ You can now add your route directly *above* the controller:
 That's it! The page - ``http://localhost:8000/lucky/number`` will work exactly
 like before! Annotations are the recommended way to configure routes.
 
+.. _flex-quick-intro:
+
 Auto-Installing Recipes with Symfony Flex
 -----------------------------------------
 

setup.rst

@@ -73,6 +73,22 @@ by pressing ``Ctrl+C`` from your terminal.
     You should **NEVER** listen to all interfaces on a computer that is
     directly accessible from the Internet.
 
+Storing your Project in git
+---------------------------
+
+Storing your project in git is easy! Just initialize you repository, add everything
+and commit:
+
+.. code-block:: terminal
+
+    $ git init
+    $ git add .
+    $ git commit -m "Initial commit"
+
+Your project already has a sensible ``.gitignore`` file. And as you install more
+packages, a system called :ref:`Flex <flex-quick-intro>` will add more lines to that
+file when needed.
+
 Troubleshooting: The Requirements Checker
 -----------------------------------------
 
@@ -167,7 +183,6 @@ Go Deeper with Setup
     :glob:
 
     setup/homestead
-    setup/new_project_git
     setup/built_in_web_server
     setup/web_server_configuration
     setup/composer