Merge remote-tracking branch 'arduino/master' into ide-1.5.x

Conflicts:
	.gitignore
	app/lib/commons-logging-1.0.4.jar
	build/build.xml
	build/windows/launcher/config_debug.xml
	libraries/Esplora/examples/Beginners/EsploraJoystickMouse/EsploraJoystickMouse.ino

Author: cmaglie