adding autoloader
more work on autoloaders
adding shortcode class
tweaking how autoloader looks for files in dependent plugins
adding post type registry
adding base field class
adding fieldset class
adding post type class
adding checkbox field
adding radio field
adding select field
moving common render functions up a level for cleaner code
adding text field
adding textarea field
adding field group
adding necessary function
adding repeatable field
adding nowysiwyg field
adding repeatable fields
adding field collection class