vimrc: update gui settings
vimrc: update autocommands
vimrc: add bufkill plugin
vimrc: enable local vimrc's
Xresources: increase line buffer
zprofile: Fix GTK behaviour

Some unfriendly applications (including many GTK apps) will override the
compose key and default to their own built-in combinations. You can
typically fix this by setting environment variables.
Update zshrc
Xresources: change font
vimrc: change colorscheme
xinitrc: fix indentation