Added a new end screen to Chapter 02 with preview images of Chapter 03.
Added a help section and hints to the gallery menu. (Hover over the text in the gallery menu to see tips.)
Added Replay and changed options.rpy to include transition when entering/leaving Replay.
Replaced the picture of Mia in the menu and gallery animations with a new one.
Made the hidden render for Jenni in Chapter 02 easier to find.