better error messages from libutil
From bruen...@google.com on July 25, 2014 11:01:07
We should try to provide more diagnostic information in our error messages from libutil:
"ERROR: failed to register DynamoRIO configuration"
"ERROR: error nudging 8116" (xref Apr 17 email)
Original issue: http://code.google.com/p/dynamorio/issues/detail?id=1486