minor fix with the google apps document

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1592 44740490-163a-0410-bde0-09ae8108e29a

docs/simplesamlphp-googleapps.txt

@@ -73,10 +73,7 @@ Here is an example of typical user input when creating a certificate request:
 
 
 
-
-## Authentication modules
-
-Authentication module
+Authentication source
 ---------------------
 
 The next step is to configure the way users authenticate on your IdP. Various modules in the `modules/` directory provides methods for authenticating your users. This is an overview of those that are included in the simpleSAMLphp distribution:
@@ -118,12 +115,13 @@ The next step is to configure the way users authenticate on your IdP. Various mo
 
 In this guide, we will use the `exampleauth:UserPass` authentication module. This module does not have any dependencies, and is therefore simple to set up.
 
+After you have successfuly tested that everything is working with the simple `exampleauth:UserPass`, you are encouraged to setup simpleSAMLphp IdP towards your user storage, such as an LDAP directory. (Use the links on the authentication sources above to read more about these setups. `ldap:LDAP` is the most common authentication source).
 
 
-Configuring the authentication module
+Configuring the authentication source
 -------------------------------------
 
-The `exampleauth:UserPass` authentication module is part of the `exampleauth` module. This module isn't enabled by default, so you will have to enable it. This is done by creating a file named `enable` in `modules/exampleauth/`.
+The `exampleauth:UserPass` authentication source is part of the `exampleauth` module. This module isn't enabled by default, so you will have to enable it. This is done by creating a file named `enable` in `modules/exampleauth/`.
 
 On unix, this can be done by running (from the simpleSAMLphp installation directory):