Remove obsolete stuffs

bin/git/usr/share/vim/vim91/syntax/jargon.vim

@@ -0,0 +1,24 @@
+" Vim syntax file
+" Language:	Jargon File
+" Maintainer:	Dan Church (https://github.com/h3xx)
+" Last Change:	2020 Mar 16
+"
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
+	finish
+endif
+
+syn region jargonHeader start="^:" end="$" contains=jargonChaptTitle
+syn match jargonChaptTitle /:[^:]*:/ contained
+syn match jargonEmailAddr /[+._A-Za-z0-9-]\+@[+._A-Za-z0-9-]\+/
+syn match jargonUrl +\(https\?\|ftp\)://[^\t )"]*+
+syn region jargonMark start="{[^\t {}]" end="}"
+
+" Define the default highlighting.
+" Only when an item doesn't have highlighting yet
+hi def link jargonChaptTitle Title
+hi def link jargonEmailAddr Comment
+hi def link jargonUrl Comment
+hi def link jargonMark Label
+
+let b:current_syntax = "jargon"