Update .gitconfig
Clone from my github repo.
Update .irbrc : autoindent true, add vim and less functions.
Add .zsh/exports : private env vars and git ignored.
Add .zsh/tools
Add dropbox-personal script runner.
Make gup simply 'git pull'
Add .zsh/git-custom aliases.
Add grba alias for 'git rebase --abort'.
Add grbmaster alias.