Version 1.2.1

• Gem fixed to load properly

Version 1.2.0

• BaseAPIModeInterface and subclasses assume API mode and AP1 by default
• 0x11 and 0x91 frame handling added
• Frame output silenced
• Demo added for Programmable XBEE OTA firmware upgrade using xmodem

Version 1.1.0

Stable release for Ruby 1.9.3 and 2.0.0