New firmware released for Avalon4 RPi/703N, Version: Canaan A4-20150213

Firmware Details:
RPi/703N Firmware
    http://downloads.canaan-creative.com/software/avalon4/openwrt/20150213_0800/

ChangeLog:
* Increase the voltage adjustment range for individual PMU
* Display voltage refrence in CGMiner status when CGMiner run with debug
* Add mining mode option for Avalon4
* Fix cutoff for individual voltage adjustment
* Fix hash counter when used a broken Avalon4 (DH almost 100%)
* Change voltage adjust interval from 8m to 30s (Support all MM4.1 and MM4.0 >= 401501-4778d610)
* Add freeze safe mode function
* Update frequency table (Step:125)
* Rewrite mm-tools, it will not compatile with the old one

New MM firmware released for Avalon4, Hardware model: MM-4.1, Version: 411502-d517e210

Firmware Details:
    http://downloads.canaan-creative.com/software/avalon4/mm41/2015-02-14/

ChangeLog:
* Add a bootloader feature, auto reboot after download
* Feed watchdog when get package because it's a block function
* Fix system crash when modify the miner_id by unintentionally
* Change compile flag from MBOOT to BOOTLOADER
* Support mm config load & save

New MM firmware released for Avalon4, Hardware model: MM-4.0, Version: 401502-d517e210

Firmware Details:
    http://downloads.canaan-creative.com/software/avalon4/mm/2015-02-14/

ChangeLog:
* Add a bootloader feature, auto reboot after download
* Feed watchdog when get package because it's a block function
* Fix system crash when modify the miner_id by unintentionally
* Change compile flag from MBOOT to BOOTLOADER
* Support mm config load & save