Bump pillow from 6.2.1 to 7.1.0

Created by: dependabot[bot]

Bumps pillow from 6.2.1 to 7.1.0.

Release notes

Sourced from pillow's releases.

7.1.0

https://pillow.readthedocs.io/en/stable/releasenotes/7.1.0.html

7.0.0

https://pillow.readthedocs.io/en/stable/releasenotes/7.0.0.html

6.2.2

https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html

Changelog

Sourced from pillow's changelog.

7.1.0 (2020-04-01)

• Fix multiple OOB reads in FLI decoding #4503 [wiredfool]

• Fix buffer overflow in SGI-RLE decoding #4504 [wiredfool, hugovk]

• Fix bounds overflow in JPEG 2000 decoding #4505 [wiredfool]

• Fix bounds overflow in PCX decoding #4506 [wiredfool]

• Fix 2 buffer overflows in TIFF decoding #4507 [wiredfool]

• Add APNG support #4243 [pmrowla, radarhere, hugovk]

• ImageGrab.grab() for Linux with XCB #4260 [nulano, radarhere]

• Added three new channel operations #4230 [dwastberg, radarhere]

• Prevent masking of Image reduce method in Jpeg2KImagePlugin #4474 [radarhere, homm]

• Added reading of earlier ImageMagick PNG EXIF data #4471 [radarhere]

• Fixed endian handling for I;16 getextrema #4457 [radarhere]

• Release buffer if function returns prematurely #4381 [radarhere]

• Add JPEG comment to info dictionary #4455 [radarhere]

• Fix size calculation of Image.thumbnail() #4404 [orlnub123]

• Fixed stroke on FreeType < 2.9 #4401 [radarhere]

• If present, only use alpha channel for bounding box #4454 [radarhere]

... (truncated)

Commits

• f0fe60a 7.1.0 version bump
• 46f4a34 Merge pull request #4507 from hugovk/fix_tiff
• ff60894 Merge pull request #4505 from hugovk/jpeg2k_overflow
• 2ef59fd Merge pull request #4504 from hugovk/sgi_fixes
• 0da1eca Merge pull request #4503 from hugovk/fix_fli_6.2.x
• f260acc Merge pull request #4506 from hugovk/fix_pcx
• 9650ac4 Merge pull request #4502 from hugovk/3907-release-notes
• 2092801 Format with Black
• c00fdc7 Fix typos
• 6e7c0ce Tests for tiff crashes
• Additional commits viewable in compare view

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