Fixed an issue with the EXIF IFD tags and minor modifications

Test image reduction to 1x1

Minor fixes on the TIFFMetadataTest and TIFFReadTest
Merge pull request #56 from n-lagomarsini/exif-pr

Fixed Issue #54 and minor fixes on TIFFReadTest
Updating dependencies to use the latest bindings jar for NITRO 2.7-r1269