BUG: Off-by-one error for multi-frame TIFF images.

The DataExtent for multi-frame TIFF files was one slice too large.

Change-Id: I7f18c5e5d5fbf62d827729319472029e208e576a
BUG: Use array for OutputExtent to avoid null pointer deref.

Change-Id: I1c0f8b96b0a0b6742594fa50d35a10bc23ffea26
Merge topic 'tiff-off-by-one' into master

9df193f4 BUG: Use array for OutputExtent to avoid null pointer deref.
1c4d5ee2 BUG: Off-by-one error for multi-frame TIFF images.