Added default template
Added text parsers

- Markdown
- SmartyPants
Initial commit of core code

Base code from old version of MilkCMS. Much to be rewritten in coming
months.
- .htaccess file
- articles class (returns array instead of object)
- files class
- pagination class
- parsers class (auto load all parsers in parsers folder)
- initialization class
Modifed name of welcome message content file