Moved libraries folder inside platform folder. Now libraries and examples are searched per board/platform

libraries/Wire/examples/slave_receiver/slave_receiver.ino

@@ -1,38 +0,0 @@
-// Wire Slave Receiver
-// by Nicholas Zambetti <http://www.zambetti.com>
-
-// Demonstrates use of the Wire library
-// Receives data as an I2C/TWI slave device
-// Refer to the "Wire Master Writer" example for use with this
-
-// Created 29 March 2006
-
-// This example code is in the public domain.
-
-
-#include <Wire.h>
-
-void setup()
-{
-  Wire.begin(4);                // join i2c bus with address #4
-  Wire.onReceive(receiveEvent); // register event
-  Serial.begin(9600);           // start serial for output
-}
-
-void loop()
-{
-  delay(100);
-}
-
-// function that executes whenever data is received from master
-// this function is registered as an event, see setup()
-void receiveEvent(int howMany)
-{
-  while(1 < Wire.available()) // loop through all but the last
-  {
-    char c = Wire.read(); // receive byte as a character
-    Serial.print(c);         // print the character
-  }
-  int x = Wire.read();    // receive byte as an integer
-  Serial.println(x);         // print the integer
-}