Update README.md

add license specifically

Author: ladyada

README.md

@@ -10,7 +10,33 @@ Adafruit's Raspberry-Pi Python Code Library
   products from Adafruit!
 
   Written by Limor Fried, Kevin Townsend and Mikey Sklar for Adafruit Industries.
-  BSD license, all text above must be included in any redistribution
+  BSD license, all text above and below must be included in any redistribution
 
   To download, we suggest logging into your Pi with Internet accessibility and typing:
-  git clone https://github.com/adafruit/Adafruit-Raspberry-Pi-Python-Code.git
+  git clone https://github.com/adafruit/Adafruit-Raspberry-Pi-Python-Code.git
+  
+============
+Copyright (c) 2012-2013 Limor Fried, Kevin Townsend and Mikey Sklar for Adafruit Industries.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+    * Neither the name of the <organization> nor the
+      names of its contributors may be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.