Add header and connect to adr.
Add adr buss and connect to FPGA
Add header for clk signal.
Add comment for FPGA backup header.
Add SPI pins.
Add header for SPI backup
Add harness and connect spi to header.
Add and connect SPI to FPGA.
Merge branch 'master' into fpga-mcu-header

Conflicts:
	pcb/FPGA_IO_3.Harness
	pcb/FPGA_IO_3.SchDoc
	pcb/MCU.Harness
	pcb/MCU.SchDoc
Fixing fpga headers so it's mergable
Merge pull request #35 from dmpro2014/fpga-mcu-header

Fpga mcu header