RTDbgSymCache.cpp: Added -o option for overwriting existing cache entries. Some fixes.
kext plugins.
baka fixes.
RTDbgSymCache: flat kext hack.
IPRT: More .dSYM hacking.
Darwin guest OS digger hacking in progress. Adding symbol cache util to iprt and started on the Mach-O code that'll make use of it (RTDbgModCreateFromMachOImage++). Updates kStuff from 53 to 55 for UUID query and 64-bit kext loading.