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libcare -- Patch Userspace Code in Live Processes

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first this will help to fix races in the inspecting code, then this will help to test code that intercepts `dlopen` once it is done

Due to the kpatch load as a generic object we can't unwind stack for above the code from patches. Fix that either by providing our own unwinder or using shared...

By default only log to a buffer, show full log only after failure. Provide option to switch to verbose output.

Make patch a shared object rather then a common ELF. Load it via `__libc_dlopen_mode`.

enhancement

rework logging levels and messages

Some applications are built without frame pointers. Investigate whether libunwind can work with these.