[aur-general] Deletion request: a few mono packages

All following packages are orphaned and inactive for a long time https://aur.archlinux.org/packages/clutter-sharp-git/ git repo gone https://aur.archlinux.org/packages/mono-old/ old version, tarball gone https://aur.archlinux.org/packages/monodocer-svn/ svn repo gone https://aur.archlinux.org/packages/monodevelop-beta/ outdated version, fail to build https://aur.archlinux.org/packages/monodevelop-boo/ tarball gone https://aur.archlinux.org/packages/qyotodevelop-git/ fail to build, upstream abandoned