Add's the script for mining to actually operate within fog.checkin.  It only starts if the system has more than one core, AND, the architecture is x86_64, AND, mining is enabled.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@1470 71f96598-fa45-0410-b640-bcd6f8691b32
ADD README File.