[emacs] remove everything
[emacs] add el-get as submodule
[zsh] remove vim-pager
[zsh] add OS X's Python 2.7 bin/ to PATH
[git] add ack as a submodule
[vim] Set titleold to an empty string

to stop Vim from displaying the annoying "Thank you for flying with Vim" message
[zsh] Platform fixes
[zsh] Fix PYTHONPATH
[setup] Improvements
[bin] New script clean-latex.sh
[emacs] Add everything back (organized differently)
[zsh] Fix indentation
[zsh] Package aliases fixes

* New alias pkgl
* Support pacman