Hooks: When a hook is executed it looks like this:
$this->hook_run('pre lf render');
Anything assigned to this hook, will execute at that part of the code before anything else happens.
Plugin: Name of plugin (installed to
Config: All plugins are provided with a $config variable to set up whatever data is needed to customize the plugin. For example, the Google Analytics plugin uses your Google Analytics ID. Same thing with the DisQus app.
Hook it Up!: Add the hook
A (so far incomplete) list of the available hooks that are called at page load. Many more can be inferred, but I hope to update this list in future releases.