Fixes cmap sanitizer fro #215
update manifest of hmm.pdf
Rewrite and refactor getVisibleElements() to make it more generic - address comments by @brendandahl
Add basic support for transparency groups.
Fix where image component decoding takes place.
Remove mozOpaque.
Add MS built-in Japanese fonts to nonStdFontMap
Always separate the last segment of the format 4 'cmap' subtable
Adding PlayPreview API support to pdf.js/mozilla-central
Merge pull request #2936 from brendandahl/trans-groups2

Add basic support for transparency groups.
Add a console warning when JavaScript/AcroForm/XFA was found
Merge pull request #2959 from vyv03354/cmap4

Always separate the last segment of the format 4 'cmap' subtable
Fix bug 795225 - address comment
Merge pull request #2954 from vyv03354/msjfonts

Add MS built-in Japanese fonts to nonStdFontMap
Merge pull request #2961 from Snuffleupagus/fix-viewBookmark

Stop the viewBookmark button from displaying nonsensical link during document load
Fixes chrome extension build (#2951)
Merge pull request #2955 from vyv03354/warn_unsupported

Add a console warning when JavaScript/AcroForm/XFA was found
Protection from empty/invalid root or kid in NameTree
Adds unicode conversion for js code
Fixes notificationBox on Linux