vim files location

(see :help vimfiles or :help runtimepath for more information)

Unix: "$HOME/.vim,
	$VIM/vimfiles,
	$VIMRUNTIME,
	$VIM/vimfiles/after,
	$HOME/.vim/after"
Amiga: "home:vimfiles,
	$VIM/vimfiles,
	$VIMRUNTIME,
	$VIM/vimfiles/after,
	home:vimfiles/after"
PC, OS/2: "$HOME/vimfiles,
	$VIM/vimfiles,
	$VIMRUNTIME,
	$VIM/vimfiles/after,
	$HOME/vimfiles/after"
Macintosh: "$VIM:vimfiles,
	$VIMRUNTIME,
	$VIM:vimfiles:after"
RISC-OS: "Choices:vimfiles,
	$VIMRUNTIME,
	Choices:vimfiles/after"
VMS: "sys$login:vimfiles,
	$VIM/vimfiles,
	$VIMRUNTIME,
	$VIM/vimfiles/after,
	sys$login:vimfiles/after"