Added the truly epic kennethreitz theme.

themes/kennethreitz.zsh-theme

+local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
+
+PROMPT='%{$fg[green]%}%c \
+$(git_prompt_info)\
+%{$fg[red]%}%(!.#.»)%{$reset_color%} '
+PROMPT2='%{$fg[red]%}\ %{$reset_color%}'
+RPS1='%{$fg[blue]%}%~%{$reset_color%} ${return_code} '
+
+ZSH_THEME_GIT_PROMPT_PREFIX="%{$reset_color%}:: %{$fg[yellow]%}("
+ZSH_THEME_GIT_PROMPT_SUFFIX=")%{$reset_color%} "
+ZSH_THEME_GIT_PROMPT_CLEAN=""
+ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[red]%}*%{$fg[yellow]%}"
+