[CSP] removes inlined styles and scripts
[CSP] remove HTTP CSP Headers
Faster JBIG2 decoding for Firefox
Prevent link borders from being drawn if their width is undefined
Fix intermittent blank page on fast zoom.
Merge pull request #3548 from brendandahl/render-task-fix

Fix intermittent blank page on fast zoom.
Merge pull request #3539 from Snuffleupagus/issue-3538

Prevent link borders from being drawn if their width is undefined
Dump the stack with unhandled rejections.
Merge pull request #3542 from fkaelberer/FasterJBIG2decode

Faster JBIG2 decoding for Firefox
Merge pull request #3523 from yurydelendik/csp

Bug 889320 - [CSP] removes inlined styles and scripts, also HTTP headers
Fix destroy logic for when there are multiple render requests.
Merge pull request #3551 from brendandahl/destroy-logic

Fix destroy logic for when there are multiple render requests.
Merge pull request #3549 from brendandahl/uhandled-stack

Dump the stack with unhandled rejections.