Fix special powers add-on for firefox.
Fixes spacing in the text layer builder
Merge pull request #4633 from yurydelendik/tlspacing

Fixes spacing in the text layer builder
rename getUint32 to getInt32 and collect readInt*() in util.js
Fix #3483 and simplify readCodingpasses()
Merge pull request #4636 from fkaelberer/issue4553

Rename getUint32 to getInt32 and collect readInt*() in util.js
Use special powers quit in unit tests.
Call correct quit function and wait request sending.
Fixes webbrowser.js to avoid undefined callback call
Recognizes ascii type1 encoding
Merge pull request #4640 from yurydelendik/special-powers

Fix special powers add-on for firefox.
Merge pull request #4637 from fkaelberer/issue3483

Fix #3483 and simplify readCodingpasses()
Merge pull request #4638 from yurydelendik/issue4630

Recognizes ASCII type1 encoding
Preliminary attachments support

Added a partial Filespec support
Added getAttachments in API
Added a new attachments view in UI (with a new icon by @shorlander)