*: update 1. add media tracking ability, and it displays info on the `now playing` page 2. the `now playing` page now actually shows something 3. renamed every page class to be more accurate to what it is 4. ...

<transition source="idle" target="run">
	<event name="key_up|key_shift" />
</transition>
<transition source="run" target="attack">
	<event name="key_ctrl" />
	<condition expr="weapon != null" />
</transition>