- hack added to fix a issue with v5/6 jlink

v5/6 jlink seems to have an issue if the first tap move is not divisible by 8, so we send a TLR on first power up

git-svn-id: svn://svn.berlios.de/openocd/trunk@2004 b42882b7-edfa-0310-969c-e2dbd0fdcd60