uses Math.ceil() instead of Math.round() as in org.deegree.tile.tilematrixset.geotiff.GeoTIFFTileMatrixSetProvider.create(URL) to ensure the same number of tiles in TileMatrix and GeoTIFFTileDataLevel
Merge pull request #149 from lat-lon/deegree-3.3.1-whitestripes_master

calculation of number of tiles