cpumine-v.1.3.1

fix some bugs in win64 build

cpumine-v.1.3

The optimisations were done by 'constant propagation'. Nothing
really fancy. This might provide you 20% more performance, at best.

cpumine-v.1.2

patch for pooled mining

cpumine-v.1.1

Fixed slow load

cpuminer-win64

init