Added initial support for other ascii "animals"

They're not really all animals, but whatever
I did a stupid

I forgot that in JavaScript, you use "[]" for arrays. Not "{}". This is why you test your code, kids.
Fixed bug with cows other than default

Also started adding p tags
Added a bunch of cows for cowsay

Why am I doing this, you say? I say, why not?
Added more cows, allowed for listing cows