Begin modular refactor
Added options module
Added autoloads module
Added environment module
Added keybindings module
Added fasd module
Added syntax highlighting module
Added AutoFu module
Added aliases module
Added vim module
Added history search module
Added path compression module
Added smart completion module
Added manfile/helpfile intelligence module
Added zsh completion module
Added version control module
Added prompt module
Added go function
Added tokenizer command module
Added title and tab title module