this avoid driving nSRST high after startup, by making sure the nOE is initialized inactive/high. This also matches the config used for the STM32-PerformanceStick. Change-Id: I9376de575b7dc834310d57dbd58575d51f60183e Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk> Reviewed-on: http://openocd.zylin.com/878 Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com> Tested-by: jenkinstags/v0.7.0-rc1