sets{.conf,}: Drop sets from overlay

Editing local packages is quite cumbersome that way.

sets.conf

@@ -1,4 +0,0 @@
-[holgersson sets]
-class = portage.sets.files.StaticFileSet
-multiset = true
-directory = ${repository:holgersson-overlay}/sets/

sets/holgerssons-vim-plugins

@@ -1,24 +0,0 @@
-# Nils Freydank <holgersson@posteo.de> (2021-05-21)
-# List of vim plugins I do currently use
-# Nice little calendar functionality.
-app-vim/calendar
-# fancy git wrapper
-app-vim/fugitive
-# tree/directory listing
-app-vim/nerdtree
-# perl5 IDE
-app-vim/perl-support
-# python3 IDE
-app-vim/python-mode
-# restructured text 
-app-vim/riv
-# insert-completion with tabbing
-app-vim/supertab
-# Golang support
-app-vim/vim-go
-# just a joke
-app-vim/vim-redacted
-# wiki - something between markdown and mediawiki
-app-vim/vimwiki
-# multiple cursors! \o/
-app-vim/visual-multi

sets/usable-PIM

@@ -1,32 +0,0 @@
-# Nils Freydank <holgersson@posteo.de> (2021-05-21)
-# I didn't like any of the graphical mail user agents so I switched to the
-# CLI/TUI world. I don't like that either, but it works, is pretty fast and
-# the support is great as well (-> mostly: #gentoo-de and #neomutt in IRC,
-# so far on freenode, maybe later on libera.chat).
-#
-# calendar application, to be used with vdirsyncer
-app-misc/khal
-# adress book, to be used with vdirsyncer
-app-misc/khard
-# email printer
-# I use muttprint for printing to PDF to store emails according to rules
-# e.g. within some councils.
-app-misc/muttprint
-# syncing tool for calendar and adressbook files via caldav and cardav (webdav)
-dev-python/vdirsyncer
-# main MUA
-mail-client/neomutt
-# IMAP syncing tool wich copies emails from an imap server to a maildir vv.
-net-mail/isync
-# bulk attachment saver
-net-mail/ripmime
-# mail parser to handler overly long URLs
-net-mail/urlscan
-# unpacker for an IMHO strange MS outlook attachment format
-net-mail/ytnef
-#
-# I alsow use parts of KDE-PIM for fancy UIs on calendar and contact stuff
-# within my main panel. They will be removed if I find tools without huge
-# dependencies.
-kde-apps/korganizer
-kde-apps/kdepim-addons