ov3_test: remove old verilog
software/host: Remove default bitstream options
software/host: Strip old help text
fastftdi: FTDI_ReadStream - wait for transactions to terminate
software/host: add python bindings and python tool

	- python bindings for hw_init and fastftdi
	- python wrapper for pythonic interface
	- initial implementation of CSR ioread/iowrite
software/host: symbolic CSR addr support
software/host: switch to .py tools
fpga: add FTDI interface / cmdproc

	- parser / bus master / encoder for basic CSR io commands
	- interleaver for muxing streaming data with command completions
	- csr regs for leds/button
software/host: Add verbose mode
software/fpga: Force python3.3 for building

	- (needed by new migen)
ulpi: add register config interface
software/host: add ulpi reg commands to ovctl

	- ovctl now supports the uread and uwrite commands for ulpi
	   register access
	- add backend support via dev.ulpiread/dev.ulpiwrite and
	   dev.ulpiregs.REG.rd/wr to LibOV