Changes

• Add support forcleanup:[0-3600,]script, runs before service is
  removed, unlikepost:script that runs when service is stopped
• Improved entropy gathering in tertiary fallback of urandom plugin
• Reclassifysysv from run/task class toservice

Fixes

• Fix#427: using an external getty with custom login program cause
  Finit to use login program as the getty command
• Fix#428: allowsysctl path to be set at build time
• Fix#429: regression in v4.9 causing Finit to segfault at shutdown
• Fix possible memory leak when sourcing a serviceenv:file
• Finit now waits until allpost:scripts have run before returning
  OK toinitctl <reload|runlevel>. This also applies to the new
  cleanup:scripts introduced in this release
• RFC3154 conformance formatting fix for/dev/kmsg fallback logging