Improve stamps end screen

[nhaar]

This PR aims in general to fix the stamps end screen and add the Card-Jitsu ones

Stamps end screen fix

This is how the end screen would always look like:

However, if you didnt earn any new stamps, it should display like this

which is fixed now. In AS3, the stamps from the current session show highlighted, and the stamps from previous session don't, which was not correct before and is now fixed:

Card-Jitsu stamps end screen

At the end of the card-jitsu games, if a player gained a stamp, a special card-jitsu end screen shows up. Here are some screenshots from AS2 and AS3 of how they look like in this PR:

Card-Jitsu Water and Fire fixes

Two minor fixes because they got in the way of testing this PR:

1. Card-Jitsu water properly handles when a player exits now
2. Card-JItsu fire stamps for the Coat and Suit were wrong

[nhaar]

I have changed it to use redis so it no longer needs database migrating

[AllinolCP]

Instead of using redis or new db column what about using the recent column included with stamps? Ref: https://github.com/solero/houdini/blob/f6f9f39c22122c91246fb0a9043f36ed829348b7/houdini/data/stamp.py#L56

[nhaar]

It could be used, but as far as I know that is not how it worked in the original