Updated to use 4 thread that each read one quarter of the given image.
Renamed TestReader to TileReader.
Renamed package com.corista.bioformats.test to com.corista.tilereader. Also
renamed bioformats-test.properties to tilereader.properties.
Updated code to synchronously read all tiles from the image.
Updated TileReader to report progress at console and also to report the
duration in seconds that it took to run.
Corrected calculation of number of tiles in x and y.  Corrected calculation
of read height when reading past the bottom edge of the slide image. Not
doing so throws an exception whereas no exception is thrown when reading
off the right side of the slide image.
Renamed class TileReader to TileReaderCLI.
Created TileReader class and use it in TileReaderCLI.
Renamed project from 'BioFormatsTest' to 'TileReader'.