Never close $stdout
Never close old logger

There's not a great way to handle automatically closing old file
descriptors, so I'm just going to leave it out for now.
Merge pull request #214 from quixoten/logger_fix

Never close $stdout
Bump version to 3.3.1
Ensure Logger (Stdlib) is properly required

Since we're referencing Logger::INFO in the Protobuf::Logging module, we
need to ensure that Logger is properly required to avoid any load order
issues.
fix setsockopt use in specs
bump to 3.3.2