New Firmware Information

MCU 1.04, 4-25-2011
* Fixes status LED lighting HF Tx.

MCU 1.03, 3-18-2011
* Adds support for the K144RFLK pll lock board. 

MCU 1.02, 9-30-2010
* MCU sleeps during receive to eliminate spurs.

MCU 1.01, 7-13-2010
* Increased shut-down temperature to ~75 C (was ~60C).

MCU 1.00, 1-28-2010
* Initial production release.