Catch Exceptions to log and re-raise
Merge pull request #8 from sul-dlss/feature-catch-exception

Catch Exceptions to log and re-raise
Log format modifed to start with druid for easier reading
Release 3.2.5, under Apache 2.0
Merge branch 'release/3.2.5'
Ignore .gem file
sometimes robot finished but status left as "queued". fixes #5