added vendor and dotfiles vars to bashrc
updated homebrew install url
Merge branch 'master' of https://github.com/callerc1/dotfiles

* 'master' of https://github.com/callerc1/dotfiles:
  custom oh my zsh theme added
moved vars to bash profile
osx settings for both mavericks and yosemite added. Setup to use yosemite.
ohmyzsh install added.
IR Black Theme added.