Updaing email for git.
Updating bashrc file.

* Setting proper path for PGDATA env var.
* Enabling ruby by default when term loads.
* Adding alias for git blame.
Updating vimrc file.

* Using Vundle instead of Pathogen.
* Using bash instead of zsh as the default shell for vim.
* Using Mustang colorscheme when in MacVim.
* Using solarized colorscheme when in ViM.