This patch just uses the command.c interface to create tcl commands for the root level commands and avoids a bit of the "TCL" bleed into the rest of the openocd code.

Multilevel commands also supported.


git-svn-id: svn://svn.berlios.de/openocd/trunk@818 b42882b7-edfa-0310-969c-e2dbd0fdcd60