Added information about different shield versions

README.md

@@ -1,7 +1,19 @@
-Basic Education Shield
+Education Shield
 ========
 
-Basic Education Shield library
+The EducationShield library is intended to be used with the Education Shield provided in the CTC kit. It presents the necessary functions to interact with 3 and 4 pin connectors used in many sensors and actuators. Furthermore, it includes the functionality of SD-Card Reader and audio jack.
+
+![alt tag](/EducationShield.jpg)
+The current version (v1.3.1) of the library is to be used with the EducationShield V4.
+
+The shield versions
+The shield current version (V4) have the 3 pin connectors using the digital pin 9 and 6. The examples provided within the v1.3.1 library reflect this.   
+
+Older versions
+In older version of the shield, the 3 pin connectors uses the digital pin 9 and 10. The pre v1.3 of the library, works with this shield.
+
+CTC Project
+===========
 
 This is an educational project carried by Arduino LLC in Malmo. It is a collection of exercises commissioned by the Center of Resources for Education at Castilla La Mancha to be tried out in the classrooms during the Spring 2013.
 
@@ -13,6 +25,7 @@ Team
 The team creating this collection of exercises is made by:
 
 - X. Yang (IxD Manager)
+- M. Johansson (IxD Designer)
 - C. Leivas (IxD Junior Designer)
 - T. Hansson (IxD Junior Designer)
 - L. Balboa (Art Direction)
@@ -27,3 +40,9 @@ IMPORTANT
 =========
 
 Move the folder CapacitiveSensor and SoundWave to the libraries folder of your Arduino installation before using. Some features are dependent on them.
+
+Updates
+=======
+
+1.3.1 
+The offical launch version for CTC Uno and CTC 101 projects.