created infinitecoin.conf

Adding infinitecoin.conf to the coin list.
https://github.com/infinitecoin/infinitecoin/blob/master/src/main.cpp#L2524
fixed capitolization

Adjusted InfiniteCoin to Infinitecoin to match the naming practice of all the other coins.
Merge pull request #312 from ddfault/patch-1

created infinitecoin.conf