Friend name and bugfix shame

So.. you can name your friend now!

Changelog 23-25/3

23/3

• Fixed bug with dog shaders when invulnerable

• Added new healthbar to friend

• Fixed exp-bar graphical bug

• Added new healthbar to zombie and changed zombie healthbar color to differentiate it from friend

• New temporary button design

25/3

• Added a whole bunch of indoor item sprites (just props, not interactible)

• Added ability to write custom neighbour dialogues and set them inactive with script

• Player feedback on dog crit (Good dog!)

• Esc now cancels FriendSelect and moves player back to main menu

• Friend naming!

• Game over screen fixed with new buttons and added load autosave

• KEY_ENTER on name input now changes focus to New game button

• New friend passive indicator (just text)