Merge pull request #2426 from yurydelendik/fix-2346

Fixes "TypeError: info is undefined"
PDF.js features testing
Merge pull request #2427 from yurydelendik/features-2

pdf.js features testing
Fixes feature tests titles
Using setDash for dashed lines
Rescale regular images manually if they are too big.
Merge pull request #2297 from brendandahl/rescale

Also rescale regular images manually if they are too big.
Log user agent for reference tests.
Merge pull request #2436 from brendandahl/log-user-agent

Log user agent for reference tests.
Merge pull request #2432 from yurydelendik/setDash

Using setListDash for dashed lines
Add authors files.
Merge pull request #2438 from brendandahl/authors

Add authors files.
Merge pull request #2425 from yurydelendik/detect-fonts-off

Detecting if web fonts are disabled in Firefox.
Removes "too many inline images" limit
Removes comment per #2372
Split large image groups into smaller chunks
Update l10n/zh_TW/viewer.properties
Updated Japanese locale
Merge pull request #2444 from xavier114fch/master

Update l10n/zh_TW/viewer.properties
Merge pull request #2445 from Haebaru/master

Updated Japanese locale