Improved debug logging: DEBUG_CMD and DEBUG_GLOBAL

Change-Id: I97801e30f4670aa26c3944bd5acfee76be969b01
Added support for wildcards back in to AVR firmware

Change-Id: Iea3eb34e2a3928d4ee96a3c260659e99933d1615
Fixed an AVR specific bug in SDDOS ROM 3.25 which broke *DCAT

Change-Id: I12f43bfb7287d936817612b47ab68613909996cd