- drscan is now a low level tcl command:
 execute DR scan <device> <num_bits> <value> <num_bits1> <value2> 
- removed obsolete partial command text support

git-svn-id: svn://svn.berlios.de/openocd/trunk@791 b42882b7-edfa-0310-969c-e2dbd0fdcd60