message: Fix resample alg type in GDALReprojectImage
diff: use libc::c_double;
  use std::ptr::{null, null_mut};
  use raster::{Dataset};
  -use gdal_sys::{self, CPLErr, GDALRIOResampleAlg};
  +use gdal_sys::{self, CPLErr, GDALResampleAlg};
  use utils::_last_cpl_err;
  use errors::*;
  @@ -13,7 +13,7 @@ pub fn reproject(src: &Dataset, dst: &Dataset) -> Result<()> {
  null(),
  dst._c_ptr(),
  null(),
  - GDALRIOResampleAlg::GRIORA_Bilinear,
  + GDALResampleAlg::GRA_Bilinear,
  0.0,
  0.0 as c_double,
  None,
  