This enables the manual selection of the stlink api version.
Change-Id: I0ec8c5b0a101b6456f426d2fec65971da56db4e7
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/617
Tested-by: jenkins
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>
Reviewed-by: Xiaofan <xiaofanc@gmail.com>