made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/vim/vim91/ftplugin/rhelp.vim

@@ -0,0 +1,35 @@
+" Vim filetype plugin file
+" Language:		R help file
+" Maintainer:		This runtime file is looking for a new maintainer.
+" Former Maintainer:	Jakson Alves de Aquino <jalvesaq@gmail.com>
+" Former Repository:	https://github.com/jalvesaq/R-Vim-runtime
+" Last Change:		2024 Feb 28 by Vim Project
+
+" Only do this when not yet done for this buffer
+if exists("b:did_ftplugin")
+  finish
+endif
+
+" Don't load another plugin for this buffer
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+setlocal iskeyword=@,48-57,_,.
+
+if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
+  let b:browsefilter = "R Source Files (*.R, *.Rnw, *.Rd, *.Rmd, *.Rrst, *.qmd)\t*.R;*.Rnw;*.Rd;*.Rmd;*.Rrst;*.qmd\n"
+  if has("win32")
+    let b:browsefilter .= "All Files (*.*)\t*\n"
+  else
+    let b:browsefilter .= "All Files (*)\t*\n"
+  endif
+endif
+
+let b:undo_ftplugin = "setl isk< | unlet! b:browsefilter"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
+" vim: sw=2