Update pillow to 3.3.0

[pyup-bot]

There's a new version of Pillow available.
You are currently using 3.2.0. I have updated it to 3.3.0

Changelog

3.3.0

---

• Fixed enums for Resolution Unit and Predictor in TiffTags.py 1998
  [wiredfool]
• Fix issue converting P mode to LA 1986
  [didrix]
• Moved test_j2k_overflow to check_j2k_overflow, prevent DOS of our 32bit testing machines 1995
  [wiredfool]
• Skip CRC checks in PNG files when LOAD_TRUNCATED_IMAGES is enabled 1991
  [kkopachev]
• Added CMYK mode for opening EPS files 1826
  [radarhere]
• Docs: OSX build instruction clarification 1994
  [wiredfool]
• Docs: Filter comparison table 1993
  [homm]
• Removal of pthread based Incremental.c, new interface for file decoders/encoders to access the python file. Fixes assorted J2k Hangs. 1934
  [wiredfool]
• Skip unnecessary passes when resizing 1954
  [homm]
• Removed duplicate code in ImagePalette 1832
  [radarhere]
• test_imagecms: Reduce precision of extended info due to 32 bit machine precision 1990
  [AbdealiJK]
• Binary Tiff Metadata/ICC profile. 1988
  [wiredfool]
• Ignore large text blocks in PNG if LOAD_TRUNCATED_IMAGES is enabled 1970
  [homm]
• Replace index = index+1 in docs with +=1
  [cclauss]
• Skip extra 0xff00 in jpeg 1977
  [kkopachev]
• Use bytearray for palette mutable storage 1985
  [radarhere, wiredfool]
• Added additional uint modes for Image.fromarray, more extensive tests of fromarray 1984
  [mairsbw, wiredfool]
• Fix for program importing PyQt4 when PyQt5 also installed 1942
  [hugovk]
• Changed depends/install_*.sh urls to point to github pillow-depends repo 1983
  [wiredfool]
• Allow ICC profile from encoderinfo while saving PNGs 1909
  [homm]
• Fix integer overflow on ILP32 systems (32-bit Linux). 1975
  [lambdafu]
• Change function declaration to match Tcl_CmdProc type 1966
  [homm]
• Integer overflow checks on all calls to *alloc 1781
  [wiredfool]
• Change equals method on Image so it short circuits 1967
  [mattBoros]
• Runtime loading of TCL/TK libraries, eliminating build time dependency. 1932
  [matthew-brett]
• Cleanup of transform methods 1941
  [homm]
• Fix "Fatal Python error: UNREF invalid object" in debug builds 1936
  [wiredfool]
• Setup fixes for Alpine linux 1937
  [wiredfool]
• Split resample into horizontal + vertical passes 1933
  [homm]
• Box blur with premultiplied alpha 1914
  [homm]
• Add libimagequant support in quantize() 1889
  [rr-]
• Added internal Premultiplied luminosity (La) mode 1912
  [homm]
• Fixed point integer resample 1881
  [homm]
• Removed docs/BUILDME script 1924
  [radarhere]
• Moved comments to docstrings 1926
  [hugovk]
• Include Python.h before wchar.h so _GNU_SOURCE is set consistently 1906
  [hugovk]
• Updated example decoder in documentation 1899
  [radarhere]
• Added support for GIF comment extension 1896
  [radarhere]
• Removed support for pre- 1.5.2 list form of Image info in Image.new 1897
  [radarhere]
• Fix typos in TIFF tags 1918
  [radarhere]
• Skip tests that require libtiff if it is not installed, fixes 1866
  [wiredfool]
• Skip test when icc profile is not available, fixes 1887
  [doko42]
• Make deprecated functions raise NotImplementedError instead of Exception. 1862, 1890
  [daniel-leicht, radarhere]
• Replaced os.system with subprocess.call in setup.py 1879
  [radarhere]
• Corrected Image show documentation 1886
  [radarhere]
• Added check for executable permissions to ImageShow 1880
  [radarhere]
• Fixed tutorial code and added explanation 1877
  [radarhere]
• Added OS X support for ImageGrab grabclipboard 1837
  [radarhere]
• Combined duplicate code in ImageTk 1856
  [radarhere]
• Added --disable-platform-guessing option to setup.py build extension, 1861
  [angeloc]
• Fixed loading Transparent PNGs with a transparent black color 1840
  [olt]
• Add support for LA mode in Image.fromarray 1865
  [pierriko]
• Make ImageFile load images in read-only mode 1864
  [hdante]
• Added _accept hook for XVThumbImagePlugin 1853
  [radarhere]
• Test TIFF with LZW compression 1855, TGA RLE file 1854
  [hugovk]
• Improved SpiderImagePlugin help text 1863
  [radarhere]
• Updated Sphinx project description 1870
  [radarhere]
• Remove support for Python 3.0 from _imaging.c 1851
  [radarhere]
• Jpeg qtables are unsigned chars 1814, 1921
  [thebostik]
• Added additional EXIF tags 1841, TIFF Tags 1821
  [radarhere]
• Changed documentation to refer to ImageSequence Iterator 1833
  [radarhere]
• Fix Fedora prerequisites in installation docs, depends script 1842
  [living180]
• Added _accept hook for PixarImagePlugin 1843
  [radarhere]
• Removed outdated scanner classifier 1823
  [radarhere]
• Combined identical error messages in _imaging 1825
  [radarhere]
• Added debug option for setup.py to trace header and library finding 1790
  [wiredfool]
• Fix doc building on travis 1820, 1844
  [wiredfool]
• Fix for DIB/BMP images 1813, 1847
  [wiredfool]
• Add PixarImagePlugin file extension 1809
  [radarhere]
• Catch struct.errors when verifying png files 1805
  [wiredfool]
• SpiderImagePlugin: raise an error when seeking in a non-stack file 1794
  [radarhere, jmichalon]
• Added Support for 2/4 bpp Tiff Grayscale Images 1789
  [zwhfly]
• Removed unused variable from selftest 1788
  [radarhere]
• Added warning for as_dict method (deprecated in 3.0.0) 1799
  [radarhere]
• Removed powf support for older Python versions 1784
  [radarhere]
• Health fixes 1625 1903
  [radarhere]

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖