Only handle scroll events when PDFView.pdfDocument is defined (issue 4642)
Version 1.0.68
PDFImage_resize: copy in place with alpha and ~5x speed up
Merge pull request #4663 from yurydelendik/v1.0.68

Version 1.0.68
Merge pull request #4645 from Snuffleupagus/issue-4642

Only handle scroll events when PDFView.pdfDocument is defined (issue 4642)
Merge pull request #4666 from p01/Faster_image_resize

PDFImage_resize: copy in place with alpha and ~5x speed up
Refactor jpg.js and include forceRGBoutput, correct style of image.js

This refactors getData to be more readable and extracts all the color
conversion algorithms to their own functions. The resulting code was then
cleaned up.
This also introduces a flag `forceRGBoutput` to getData, that allows to always
get the data as a `width * height * 3` bytes long RGB buffer
Move the colour conversion to jpg.js

Benchmarking shows that this improves performance for the invitation document
from https://github.com/mozilla/pdf.js/issues/3809 by 35%
Guesses Type1C font type based on file content
Dutch translations for attachments strings
Merge pull request #4675 from timvandermeij/attachments-translations

Dutch translations for attachments strings
Force Unix line endings for all files in new commits
Move DocumentOutlineView to its own file
Move DocumentAttachmentsView to its own file
Merge pull request #4674 from timvandermeij/move-document-outline-view

Move DocumentOutlineView and DocumentAttachmentsView to their own files
Merge pull request #4671 from yurydelendik/issue4668

Guesses Type1C font type based on file content
[Firefox] Workaround for sessionStorage error when the preference network.cookie.lifetimePolicy is set to 1 (bug 1000777)
Merge pull request #4679 from Snuffleupagus/bug-1000777

[Firefox] Workaround for sessionStorage error when the preference network.cookie.lifetimePolicy is set to 1 (bug 1000777)
Add writeToStorage method to ViewHistory
Add support for setting multiple values at once in ViewHistory