Update pillow to 6.0.0

[pyup-bot]

This PR updates Pillow from 5.4.1 to 6.0.0.

Changelog

6.0.0

------------------

- Python 2.7 support will be removed in Pillow 7.0.0 3682
[hugovk]

- Add EXIF class 3625
[radarhere]

- Add ImageOps exif_transpose method 3687
[radarhere]

- Added warnings to deprecated CMSProfile attributes 3615
[hugovk]

- Documented reading TIFF multiframe images 3720
[akuchling]

- Improved speed of opening an MPO file 3658
[Glandos]

- Update palette in quantize 3721
[radarhere]

- Improvements to TIFF is_animated and n_frames 3714
[radarhere]

- Fixed incompatible pointer type warnings 3754
[radarhere]

- Improvements to PA and LA conversion and palette operations 3728
[radarhere]

- Consistent DPI rounding 3709
[radarhere]

- Change size of MPO image to match frame 3588
[radarhere]

- Read Photoshop resolution data 3701
[radarhere]

- Ensure image is mutable before saving 3724
[radarhere]

- Correct remap_palette documentation 3740
[radarhere]

- Promote P images to PA in putalpha 3726
[radarhere]

- Allow RGB and RGBA values for new P images 3719
[radarhere]

- Fixed TIFF bug when seeking backwards and then forwards 3713
[radarhere]

- Cache EXIF information 3498
[Glandos]

- Added transparency for all PNG greyscale modes 3744
[radarhere]

- Fix deprecation warnings in Python 3.8 3749
[radarhere]

- Fixed GIF bug when rewinding to a non-zero frame 3716
[radarhere]

- Only close original fp in __del__ and __exit__ if original fp is exclusive 3683
[radarhere]

- Fix BytesWarning in Tests/test_numpy.py 3725
[jdufresne]

- Add missing MIME types and extensions 3520
[pirate486743186]

- Add I;16 PNG save 3566
[radarhere]

- Add support for BMP RGBA bitfield compression 3705
[radarhere]

- Added ability to set language for text rendering 3693
[iwsfutcmd]

- Only close exclusive fp on Image __exit__ 3698
[radarhere]

- Changed EPS subprocess stdout from devnull to None 3635
[radarhere]

- Add reading old-JPEG compressed TIFFs 3489
[kkopachev]

- Add EXIF support for PNG 3674
[radarhere]

- Add option to set dither param on quantize 3699
[glasnt]

- Add reading of DDS uncompressed RGB data 3673
[radarhere]

- Correct length of Tiff BYTE tags 3672
[radarhere]

- Add DIB saving and loading through Image open 3691
[radarhere]

- Removed deprecated VERSION 3624
[hugovk]

- Fix 'BytesWarning: Comparison between bytes and string' in PdfDict 3580
[jdufresne]

- Do not resize in Image.thumbnail if already the destination size 3632
[radarhere]

- Replace .seek() magic numbers with io.SEEK_* constants 3572
[jdufresne]

- Make ContainerIO.isatty() return a bool, not int 3568
[jdufresne]

- Add support to all transpose operations for I;16 modes 3563, 3741
[radarhere]

- Deprecate support for PyQt4 and PySide 3655
[hugovk, radarhere]

- Add TIFF compression codecs: LZMA, Zstd, WebP 3555
[cgohlke]

- Fixed pickling of iTXt class with protocol > 1 3537
[radarhere]

- _util.isPath returns True for pathlib.Path objects 3616
[wbadart]

- Remove unnecessary unittest.main() boilerplate from test files 3631
[jdufresne]

- Exif: Seek to IFD offset 3584
[radarhere]

- Deprecate PIL.*ImagePlugin.__version__ attributes 3628
[jdufresne]

- Docs: Add note about ImageDraw operations that exceed image bounds 3620
[radarhere]

- Allow for unknown PNG chunks after image data 3558
[radarhere]

- Changed EPS subprocess stdin from devnull to None 3611
[radarhere]

- Fix possible integer overflow 3609
[cgohlke]

- Catch BaseException for resource cleanup handlers 3574
[jdufresne]

- Improve pytest configuration to allow specific tests as CLI args 3579
[jdufresne]

- Drop support for Python 3.4 3596
[hugovk]

- Remove deprecated PIL.OleFileIO 3598
[hugovk]

- Remove deprecated ImageOps undocumented functions 3599
[hugovk]

- Depends: Update libwebp to 1.0.2 3602
[radarhere]

- Detect MIME types 3525
[radarhere]

Links

• PyPI: https://pypi.org/project/pillow
• Changelog: https://pyup.io/changelogs/pillow/
• Homepage: http://python-pillow.org