Merge pull request #6 from MerouaneSabba/patch-1

Update 2. Api.md

Author: colinmurphy

10. Advanced/2. Api.md

@@ -92,7 +92,7 @@ The main difference here is rewrites the **__call** method.
 
 **Controllers**
 
-1. Mage_Api_V2_SoapController
+1. Mage_Api_SoapController
 2. Mage_Api_V2_SoapController