'STATE:' sets printer-state-reasons, not job-state-reasons.
'pdftopdf' is the arranger, not 'pstops'.
Fixed memory leak in get_attribute_value().
Abort job on read/write error.
Set job options when running filter chain.
Set the data channels up for binary data.
Explain which PID is which in debug output.
Use g_output_stream_splice() when spooling the file.
Changed some g_error() calls to g_warning().
Merge pull request #19 from twaugh/filter-chain-fixes

Filter chain fixes.