Use gcd1 for computing fixnum gcds as well
Use gcd1 for computing fixnum gcds as well

magnusmorton/pycket,pycket/pycket,pycket/pycket,samth/pycket,samth/pycket,magnusmorton/pycket,cderici/pycket,pycket/pycket,cderici/pycket,magnusmorton/pycket,samth/pycket,cderici/pycket