Added Wildcard prefab and count on player.
Added Wildcard UI elements including a Revealer. Hooked into GM.

GameManager now has a state for Wildcard reveal. If the player
collects any wildcards, game manager will transition to that state.
It will tell the WildcardReveal to actiavte, showing all the
wildcards. Added show / hide / reveal animations to the wildcards.
Added states to WildcardReveal, showing and flipped the cards.
Added Hiding and Idle statse to WildcardReveal.
Added Items to each Wildcard GUI, and hooks to render it.

Each Item is now associated with a Wildcard Material, which
is set when a wildcard is assigned an item. Also added text
to the gameobject which displays with the animation.
Added rudimentary randomization algorithm to Revealer.
Added DeathTimer and fixed GameManager death state flow.

GameManager now goes from DeathDelay to WildcardReveal or straight
to GameOver if the player collected no wildcards.
Merge branch 'specialpickup'. Fixed player collision issues in main Scene.

Conflicts:
	Assets/Scripts/Player.cs
	Assets/Scripts/Strings/ObjectNames.cs
	Assets/Scripts/StubHUD.cs