Fixed stream close leaks
Fixed DirectoryStream close leaks
Updated version
Fixed merge placeholders
Move guava classes under embed package
Fixed a race condition while resuming cached tasks
Change val to file
Updated version
Added test
Increased NFS stale timeout
Merged with version 0.5.4
Refactored properties 'exitCode' to 'exitStatus' and 'validExitCodes' to 'validExitStatus'
Made command line option '--pool-size' hidden
Renamed configuration getter method from 'getPollInterval' to 'getPollIntervalMillis'
Updated description for CLI option '-queue-size'
Added configurable 'exitStatusReadTimeoutMillis' option
Updated docs