Peter M. Groen / oletools

olemeta: fixed import typo

More fixes on relative imports (py3)

Update __init__ of UnexpectedDataError exception

…s, exceptions raised when checking REFERENCENAME will cause an error.

Use correct variable when raising UnexpectedDataError on REFERENCENAM…

Code was using the incorrect variable of 'value', an unrelated string created early in the function.  This will cause an error when the exception is raised due to an invalid hex formatting.

-Brad