Added support for new TGY160A program box

http://www.hobbyking.com/hobbyking/store/__17978__Turnigy_160A_1_8th_Scale_Sensorless_ESC_Programming_Box.html

this box has 16K (vs 8K for the squastar and dlux).

- bootloader image is at AVRootloader\AVR\default\AVRootloader_TGY160A.hex
- program box image is at Builds\20140210_TGY160A.hex

steps:
- erase the chip via ISP
- set fuses to lo=0xF7 hi=0xDF ext=0xFC via ISP
- flash AVRootloader_TGY160A.hex via ISP
- use avrootloader.exe to flash 20140210_TGY160A.hex via one-wire interface