paste.sr.ht: overhaul init files
paste.sr.ht: bump pkgrel
sr.ht/paste.sr.ht: upgrade to 0.9.0
paste.sr.ht: update to 0.4.1
paste.sr.ht: add py3-yaml dependency
paste.sr.ht: normalize init scripts
Add paste.sr.ht.post-upgrade
Add paste.sr.ht package