Arduino 0019 RC1

Vem ai mais uma versão do ambiente do Arduino. A versão 0019 teve a Release Candidate RC1 liberada ontem.
As novidades até o momento são:

ARDUINO 0019 RC1
[core / libraries]

* Added aliases for the analog input pins: A0, A1, etc.
http://code.google.com/p/arduino/issues/detail?id=244

* Added a String class.

* Added an SPI library (by Christian Maglie).
http://code.google.com/p/arduino/issues/detail?id=240

* Revised Ethernet library (by Christian Maglie).

* Added a shiftIn() function (from Wiring).
http://code.google.com/p/arduino/issues/detail?id=280

* Updated version of Firmata supports Mega and capability querying.

* More accurate delay() function from BenF.
http://code.google.com/p/arduino/issues/detail?id=237

* Re-enabling PWM after tone() ends.
http://code.google.com/p/arduino/issues/detail?id=228

* Added Serial.peek() method.
http://code.google.com/p/arduino/issues/detail?id=270

* Added Stream base class to Serial object (w/ available(), read() and
the write(), print(), and println() functions from the Print class).
http://code.google.com/p/arduino/issues/detail?id=60

* Disabling interrupts while digitalWrite() and pinMode() write to pins.
http://code.google.com/p/arduino/issues/detail?id=146

* Replacing INTERNAL analog reference with INTERNAL1V1 AND INTERNAL2V56 on
the Arduino Mega.  http://code.google.com/p/arduino/issues/detail?id=194

[environment]

* Added Arduino Fio to the boards menu.

* Added Arduino Pro and Pro Mini (5V / 16 MHz) to the boards menu.
http://code.google.com/p/arduino/issues/detail?id=81

* Synchronized with the Processing 1.1 code base, bringing various changes.

* Modified the parsing of avr-gcc / avr-g++ output and error messages.

* Toggling RTS on upload for auto-reset with FTDI cables on Linux.
http://code.google.com/p/arduino/issues/detail?id=309

* Adding control over scrolling in serial monitor.
http://code.google.com/p/arduino/issues/detail?id=97

* Added drop-down for selecting line endings to the serial monitor.
http://code.google.com/p/arduino/issues/detail?id=119

* Fixed problem with tabs of the same name but different extensions.
http://code.google.com/p/arduino/issues/detail?id=191

* Allowing third-party hardware platforms to reference programmers defined
in other platforms.  http://code.google.com/p/arduino/issues/detail?id=283

Links:
Download Arduino 0019 RC1 para Linux, MacOS e Windows