Updated docs and added setup bson for MongoDB

Author: benedmunds

README.md

@@ -16,9 +16,22 @@ Documentation is located at http://benedmunds.com/ion_auth/
 Just copy the files from this package to the correspoding folder in your 
 application folder.  For example, copy Ion_auth/config/ion_auth.php to 
 system/application/config/ion_auth.php.  
+
+##Relational DB Setup
 Then just run the appropriate SQL file (if you're using migrations you can 
 get the migrations from JD here: 
-https://github.com/iamfiscus/codeigniter-ion-auth-migration).
+https://github.com/iamfiscus/codeigniter-ion-auth-migration).  
+
+##MongoDB Setup
+Integrate the following projects to enable MongoDB support in CodeIgniter:  
+  
+    CodeIgniter MongoDB Active Record Library - http://github.com/alexbilbie/codeigniter-mongodb-library/tree/v2
+	CodeIgniter MongoDB Session Library - http://github.com/sepehr/ci-mongodb-session  
+  
+Set $config['use_mongodb'] = TRUE; in the config file and then run the following command:    
+  
+    $ mongorestore sql/mongo
+
 
 ###Usage   
 In the package you will find example usage code in the controllers and views 

config/ion_auth.php

@@ -4,15 +4,23 @@
 | -------------------------------------------------------------------------
 | Database Type
 | -------------------------------------------------------------------------
-| If set to TRUE, IonAuth will use MongoDB as its database backend.
+| If set to TRUE, Ion Auth will use MongoDB as its database backend.
+|
+| If you use MongoDB there are two external dependencies that have to be 
+| integrated with your project:
+|   CodeIgniter MongoDB Active Record Library - http://github.com/alexbilbie/codeigniter-mongodb-library/tree/v2
+|   CodeIgniter MongoDB Session Library - http://github.com/sepehr/ci-mongodb-session
 */
 $config['use_mongodb'] = FALSE;
 
 /*
 | -------------------------------------------------------------------------
 | MongoDB Collection.
 | -------------------------------------------------------------------------
-| IonAuth uses a simplified schema when using MongoDB as backend, here they are:
+| Setup the mongodb docs using the following command: 
+| $ mongorestore sql/mongo
+|
+| Ion Auth uses a simplified schema when using MongoDB as backend, here they are:
 |
 | groups: {
 |	_id: GROUP_ID,