Add ua helper
Don't test PHP 5.4 in Travis CI
Add startup.php placeholder
Add registry
Remove injected input class from Display
Add version to index.php
Change \R::Database() to \R::DB(), throw exception if registry class not found
No more registry, auto injections
Add class type to filename, e.g. user.m.php, user.v.php, user.c.php for model, view, controller
Clean up testing, add controller test
References to sess and conf
Add unit test for controller->sess
Add select property to config class to store which config was selected
e() helper for htmlentities
router->redirect_301() for permanent redirects
Make the Get class support config for redirected classes
In controoler, don't set sess, conf or data if session, config, or display aren't loaded
Move config files to directories
Move callbacks
Merge branch 'move-callbacks' into staging