Add appveyor configuration Closes #45
Add appveyor configuration
Closes #45

SuperV1234/cpr,msuvajac/cpr,smiley/cpr,skystrife/cpr,SuperV1234/cpr,msuvajac/cpr,aquilleph/cpr,whoshuu/cpr,smiley/cpr,whoshuu/cpr,whoshuu/cpr,SuperV1234/cpr,msuvajac/cpr,skystrife/cpr,skystrife/cpr,aquilleph/cpr