Use use-package.el for most initializations

Still have to move over custom.el customizations, but that shouldn't be
too difficult.
bump; use ibuffer by default
update readme
Fixes to twittering
wow, I haven't commit in a while...
Ignore a bunch of cruft
Change magit keybinding

It conflicts with paredit convolution.  M-? is fitting for that function
seeing as I still have *no* idea what it really does :)
Bind s-f to `helm-projectile-ag'

This keybinding is only active on the `projectile-command-map'.
Turn projectile-rails on when using projectile
Add current directory to load-path

This is useful for development on vermiculus/sx.el -- check it out!
Bump customizations