MINOR: adjusting documentation according to remove references to 'new…

…-project' script (thanks Ingo)

docs/en/installation/from-source.md

@@ -80,32 +80,20 @@ Run the following command to download all core dependencies using [Phing](http:/
 
 This will add `framework`, `cms` and the `simple` theme to your project.
 
-As a fallback solution, you can simply download all necessary files without any dependency management through Phing.
-This is handy if you have an existing project in version control, and want a one-off snapshot
-of the modules. The only way to update this codebase later is to overwrite the whole folder, with no easy way to track and re-apply any changes made to it since.
-
-	cd my-silverstripe-project/
-	tools/new-project -m flat
-
-<div class="notice" markdown="1">
-The `tools` scripts are just getting you started - to maintain your installation,
-you will need to learn how to add and update modules via the `git` commandline utility.
-</div>
-
 ### Step 4: Committing the modules ###
 
-Regardless of using Phing or not, some files in your project will be unversioned,
+Some files in your project will be unversioned after running the Phing script
 and need to be added to your own repository. The commands depend on your repository type:
 
 	# for subversion
 	cd my-silverstripe-project/
 	svn add *
-	svn commit -m "adding dependencies"
+	svn commit -m "adding configuration files generated by phing"
 
 	# for git
 	cd my-silverstripe-project/
 	git add *
-	git commit -m "adding dependencies"
+	git commit -m "adding configuration files generated by phing"
 
 ### Step 5: Switch branches ###