Update create projects docs

doc/articles/create-projects.md

@@ -7,11 +7,13 @@ There are several applications for this:
 2. You can check out any package and start developing on patches for example.
 3. Projects with multiple developers can use this feature to bootstrap the initial application for development.
 
-To create a new project using composer you can use the "create-project",
-pass it a package name + version and a directory to create the project in.
+To create a new project using composer you can use the "create-project" command.
+Pass it a package name, and the directory to create the project in. You can also
+provide a version as third argument, otherwise the latest version is used.
+
 The directory is not allowed to exist, it will be created during installation.
 
-    php composer.phar create-project doctrine/orm 2.2.0 /path/to/new-project
+    php composer.phar create-project doctrine/orm path 2.2.0
 
 By default the command checks for the packages on packagist.org. To change this behavior
 you can use the --repository-url parameter and either point it to an HTTP url
@@ -19,4 +21,3 @@ for your own packagist repository or to a packages.json file.
 
 If you want to get a development version of the code directly checked out
 from version control you have to add the --prefer-source parameter.
-