update subprojects

Update clojure-mode, ess, haskell-mode, magit, slime, .rbenv, z.
.emacs: use smaller fonts; height 85, not 95
.zshrc: update python packages location, ~/.local

`pip install --user` installs in ~/.local.  Additionally, alias
easy_install to this.
.zshrc: add alias for `sudo jnettop`