Merge branch 'master' into ide-1.5.x

Conflicts:
	hardware/arduino/cores/arduino/wiring.c
	libraries/Ethernet/src/utility/util.h
	libraries/Ethernet/src/utility/w5100.cpp
	libraries/Ethernet/src/utility/w5100.h
	libraries/Ethernet/util.h
	libraries/Ethernet/utility/util.h
	libraries/SPI/SPI.cpp
	libraries/SPI/SPI.h

Author: cmaglie

build/shared/examples/05.Control/IfStatementConditional/IfStatementConditional.ino

@@ -3,7 +3,7 @@
 
  This example demonstrates the use of if() statements.
  It reads the state of a potentiometer (an analog input) and turns on an LED
- only if the LED goes above a certain threshold level. It prints the analog value
+ only if the potentiometer goes above a certain threshold level. It prints the analog value
  regardless of the level.
 
  The circuit:

build/shared/revisions.txt

@@ -368,12 +368,16 @@ ARDUINO 1.5 BETA - 2012.10.22
 ARDUINO 1.0.7
 
 [libraries]
-* Backported GSM from IDE 1.5.x
-* EthernetClien: use IANA recommended ephemeral port range, 49152-65535 (Jack Christensen, cifer-lee)
+* Backported SPI Transaction API from IDE 1.5.x (Paul Stoffregen)
+* Backported GSM from IDE 1.5.x: fix build regression
+* Backported Ethernet from IDE 1.5.x
+* Backported SD from IDE 1.5.x
+* Backported SPI from IDE 1.5.x
+* EthernetClient: use IANA recommended ephemeral port range, 49152-65535 (Jack Christensen, cifer-lee)
 
 [core]
 * Fixed missing NOT_AN_INTERRUPT constant in digitalPinToInterrupt() macro
-* Fixed regression in HardwareSerial::available() introduced with https://github.com/arduino/Arduino/pull/2057
+* Fixed performance regression in HardwareSerial::available() introduced with https://github.com/arduino/Arduino/pull/2057
 
 ARDUINO 1.0.6 - 2014.09.16