- added support for pseudo image type "mem", currently only used for etm...

- added support for pseudo image type "mem", currently only used for etm analysis: "etm image <target#> <dummy base address> mem"



git-svn-id: svn://svn.berlios.de/openocd/trunk@173 b42882b7-edfa-0310-969c-e2dbd0fdcd60