[keyboard] add basic xcompose combination

with deadacute for exemplae
[emacs] add stylus-mode package
[jshint] enable node globals (because of browserify)
[emacs] add rust-mode package
[emacs] configure multiple cursors plugin
[zsh] add export for rust

export LD_LIBRARY_PATH="$HOME/usr/lib"
[emacs] make keybinding compatible with term
[i3] add information on ethernet connection
[jshint] remove es5 option