Manage a set of ExecutableModel, such that an unknown binary can be matched against these
models (see {#match(INativeCodeUnit, File)), or identified as containing code from the
models (see {identifyLibraries(INativeCodeUnit)).
Manage a set of INativeSignaturePackage, such that a native item (routine, basic block,
instruction or data) can be matched against the INativeSignature contained in these
packages.
