doc: Update list of interfaces, targets and boards

Change-Id: If9481e061f09a37f9ee3c461a1a0ce4d382a9a0d
Signed-off-by: Freddie Chopin <freddie.chopin@gmail.com>
Reviewed-on: http://openocd.zylin.com/1366
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>