openocd: bump to version 0.8.0

Refresh a few patches. Drop the ones, which are upstream already. (Keep patches
numbers steady for easier review.) Adapt configure options. Add hash file.

Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
Cc: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Peter Korsgaard <jacmet@sunsite.dk>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Gustavo Zacarias <gustavo@zacarias.com.ar>
WIP! or1ksim: new package

Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
openocd: add support for altera usb blaster

This does not incur any new dependency, as support for FTDI adapters is already
enabled.

This helps for e.g. OpenRISC development on Altera DE0 nano board.

Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
Hack! OpenRISC

Big fat hack patch; work in progress...

Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>