Reenable a bunch of old portal play stuff, like dropping grenade into portal on hog, jumping through portal w/ hog on other end, collecting crate w/ portal etc. Also add cooldown to cake/portal interaction. It may still not do what you expect, but it probably shouldn't spin in place.

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#include <stdio.h>

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#include "openalbridge.h"

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int main (int argc, int **argv) {

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    openal_init();

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    openal_close();

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    return 0;

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}