Mercurial hasn't been a thing for a while here

.config/nvim/lua/plugins/plantuml_highlighting.lua

@@ -1,4 +1,4 @@
 return {
   "aklt/plantuml-syntax",
-  opts = {},
+  ft = { "plantuml" },
 }

.hgauthors.txt

@@ -1,5 +0,0 @@
-mbscholt = Michiel Scholten <michiel@aquariusoft.org>
-m.scholten = Michiel Scholten <michiel@aquariusoft.org>
-Michiel Scholten = Michiel Scholten <michiel@aquariusoft.org>
-convert-repo = svnconvert <michiel@aquariusoft.org>
-michiel.scholten@sanomamedia.nl = Michiel Scholten <michiel@aquariusoft.org>

.hgignore

@@ -1,9 +0,0 @@
-syntax: glob
-*.orig
-*.rej
-*~
-*.o
-tests/*.err
-
-syntax: regexp
-.*\#.*\#$

.hgrc

@@ -1,33 +0,0 @@
-[ui]
-#username = Michiel Scholten <michiel@aquariusoft.org>
-username = m.scholten
-
-[extensions]
-# If you get an error about missing keyring, install python-keyring
-hgext.mercurial_keyring = ~/workspace/application_addons/mercurial/mercurial_keyring/mercurial_keyring.py
-convert =
-hgext.bookmarks =
-graphlog =
-hgext.purge=
-hgk=
-hgflow = ~/workspace/application_addons/mercurial/hgflow/src/hgflow.py
-#hggit = ~/workspace/application_addons/mercurial/hg-git/hggit
-prompt = /home/mbscholt/workspace/application_addons/mercurial/hg-prompt/prompt.py
-shelve=
-
-[git]
-authors = /home/mbscholt/.hgauthors.txt
-
-[tortoisehg]
-editor = geany
-tabwidth = 8
-shell = gnome-terminal
-
-[auth]
-sanoma.schemes = https
-sanoma.prefix = hg.sanomaservices.nl
-sanoma.username = m.scholten
-
-aqs.schemes = ssh
-aqs.prefix = aquariusoft.org
-aqs.username = Michiel Scholten <michiel@aquariusoft.org>

install.sh

@@ -74,7 +74,7 @@ cd || exit
 mkdir -p .config/direnv
 
 # Symlink all the things
-for TARGET in .bash_aliases .bashrc bin .gitconfig .gitignore_global .gitmodules .hgauthors.txt .hgignore .hgrc .ideavimrc .ignore .screenrc .terminfo .tmux.conf .vim .vimrc install.sh .config/direnv/direnvrc .config/nvim; do
+for TARGET in .bash_aliases .bashrc bin .gitconfig .gitignore_global .gitmodules .ideavimrc .ignore .screenrc .terminfo .tmux.conf .vim .vimrc install.sh .config/direnv/direnvrc .config/nvim; do
     make_link $DIR $TARGET
 done