My .bash_profile used on Mavericks OSX 10.9

.bash_aliases

#!/bin/bash
## ==================================
## Servers
## ==================================


# A server with a non-standard SSH port, using passwordless RSA key authentication
alias server1='ssh -p 2200 [email protected]'

# A server that uses a certficate for authentication
alias server2='ssh -i ~/.ssh/amazon_ec2_certificate.pem [email protected]'

# Automatically switch to a directory upon login
alias server3='ssh -t -p 2200 [email protected] "cd /var/www/vhosts ; bash"'




## ==================================
## UTILITIES
## ==================================

# ex - archive extractor.
# Usage: ex <file>.
#
ex ()
{
  if [ -f $1 ] ; then
    case $1 in
      *.tar.bz2)   tar xjf $1   ;;
      *.tar.gz)    tar xzf $1   ;;
      *.bz2)       bunzip2 $1   ;;
      *.rar)       unrar e $1   ;;
      *.gz)        gunzip $1    ;;
      *.tar)       tar xf $1    ;;
      *.tbz2)      tar xjf $1   ;;
      *.tgz)       tar xzf $1   ;;
      *.zip)       unzip $1     ;;
      *.Z)         uncompress $1;;
      *.7z)        7z x $1      ;;
      *)           echo "'$1' cannot be extracted via ex()" ;;
    esac
  else
    echo "'$1' is not a valid file"
  fi
}

# Request a new DHCP lease for a new IP address
alias newip='sudo ipconfig set en0 BOOTP ; ipconfig set en0 DHCP'

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# some more ls aliases
alias ll='ls -alF'
alias la='ls -A'
alias l='ls -CF'

# Add an "alert" alias for long running commands.  Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'


## Git Aliases
## -----------

alias gs='git status'
alias gb='git branch'
alias gca='git commit -a'
alias gcm='git commit -m'
alias gl='git pull'
alias gp='git push'
alias gpom='git push origin master'
alias gd='git diff'
alias gco='git checkout'
alias pull='git pull origin master'

.bash_profile

# Add NPM, Node and Grunt to path
export PATH=$HOME/local/node/bin:/usr/bin/:/usr/local/bin:/usr/local/share/npm/bin$PATH

# If not running interactively, don't do anything
[ -z "$PS1" ] && return

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000
HISTFILESIZE=2000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color) color_prompt=yes;;
esac

force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	# We have color support; assume it's compliant with Ecma-48
	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
	# a case would tend to support setf rather than setaf.)
	color_prompt=yes
    else
	color_prompt=
    fi
fi

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac

# enable programmable completion features. Must be installed using brew using the following command:
# brew install bash-completion
if [ -f $(brew --prefix)/etc/bash_completion ]; then
  . $(brew --prefix)/etc/bash_completion
fi

# make bash autocomplete with up arrow
bind '"\e[A":history-search-backward'
bind '"\e[B":history-search-forward'
      
# make tab cycle through commands instead of listing
bind '"\t":menu-complete'
bind "set completion-ignore-case on"

# show git branch name in prompt
PS1='\[\e[1;32m\]\u: $CurDir $(__git_ps1 " (%s)")\$\[\e[0m\] '
 
# git completion 
# uses https://gist.github.com/2273507
source ~/scripts/git-completion.sh

# Alias definitions.
# ~/.bash_aliases, instead of adding them here directly.
if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi

Create a file named ~/scripts/git-completion.sh

And paste the contents of this into it:
(https://gist.github.com/facelordgists/8105103)

To install bash completion using brew:

brew install bash-completion